Home / 5,611.23-8,419.28-3,011.13

Finding the Fourth Proportional to 5,611.23, 8,419.28 and 3,011.13

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Solution

The fourth proportional to 5,611.23, 8,419.28 and 3,011.13 is: 4,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.23 : 8,419.28 = 3,011.13 : x
  2. Step 2: Convert to fraction form
    5,611.23/8,419.28 = 3,011.13/x
  3. Step 3: Cross multiply
    5,611.23x = 8,419.28 × 3,011.13
  4. Step 4: Simplify right side
    5,611.23x = 25,351,546.59
  5. Step 5: Solve for x
    x = 25,351,546.59/5,611.23
  6. Step 6: Final answer
    x = 4,518.00

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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.