Home / 4,742.10-6,543.99-2,617.55

Finding the Fourth Proportional to 4,742.10, 6,543.99 and 2,617.55

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Solution

The fourth proportional to 4,742.10, 6,543.99 and 2,617.55 is: 3,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.10 : 6,543.99 = 2,617.55 : x
  2. Step 2: Convert to fraction form
    4,742.10/6,543.99 = 2,617.55/x
  3. Step 3: Cross multiply
    4,742.10x = 6,543.99 × 2,617.55
  4. Step 4: Simplify right side
    4,742.10x = 17,129,221.02
  5. Step 5: Solve for x
    x = 17,129,221.02/4,742.10
  6. Step 6: Final answer
    x = 3,612.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.