Home / 4,742.32-6,542.86-2,646.04

Finding the Fourth Proportional to 4,742.32, 6,542.86 and 2,646.04

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Solution

The fourth proportional to 4,742.32, 6,542.86 and 2,646.04 is: 3,650.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.32 : 6,542.86 = 2,646.04 : x
  2. Step 2: Convert to fraction form
    4,742.32/6,542.86 = 2,646.04/x
  3. Step 3: Cross multiply
    4,742.32x = 6,542.86 × 2,646.04
  4. Step 4: Simplify right side
    4,742.32x = 17,312,669.27
  5. Step 5: Solve for x
    x = 17,312,669.27/4,742.32
  6. Step 6: Final answer
    x = 3,650.68

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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.