Home / 5,186.12-7,774.86-2,064.20

Finding the Fourth Proportional to 5,186.12, 7,774.86 and 2,064.20

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Solution

The fourth proportional to 5,186.12, 7,774.86 and 2,064.20 is: 3,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.12 : 7,774.86 = 2,064.20 : x
  2. Step 2: Convert to fraction form
    5,186.12/7,774.86 = 2,064.20/x
  3. Step 3: Cross multiply
    5,186.12x = 7,774.86 × 2,064.20
  4. Step 4: Simplify right side
    5,186.12x = 16,048,866.01
  5. Step 5: Solve for x
    x = 16,048,866.01/5,186.12
  6. Step 6: Final answer
    x = 3,094.58

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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.