Home / 4,298.12-6,447.18-2,655.24

Finding the Fourth Proportional to 4,298.12, 6,447.18 and 2,655.24

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Solution

The fourth proportional to 4,298.12, 6,447.18 and 2,655.24 is: 3,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.12 : 6,447.18 = 2,655.24 : x
  2. Step 2: Convert to fraction form
    4,298.12/6,447.18 = 2,655.24/x
  3. Step 3: Cross multiply
    4,298.12x = 6,447.18 × 2,655.24
  4. Step 4: Simplify right side
    4,298.12x = 17,118,810.22
  5. Step 5: Solve for x
    x = 17,118,810.22/4,298.12
  6. Step 6: Final answer
    x = 3,982.86

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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.