Home / 3,050.10-4,575.14-998.10

Finding the Fourth Proportional to 3,050.10, 4,575.14 and 998.10

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Solution

The fourth proportional to 3,050.10, 4,575.14 and 998.10 is: 1,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.10 : 4,575.14 = 998.10 : x
  2. Step 2: Convert to fraction form
    3,050.10/4,575.14 = 998.10/x
  3. Step 3: Cross multiply
    3,050.10x = 4,575.14 × 998.10
  4. Step 4: Simplify right side
    3,050.10x = 4,566,447.23
  5. Step 5: Solve for x
    x = 4,566,447.23/3,050.10
  6. Step 6: Final answer
    x = 1,497.15

Related Problems

Find fourth proportional to 1,525.05, 2,287.57 and 499.05
Half scale
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Double scale
Find fourth proportional to 3,051.10, 4,576.64 and 999.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.