Home / 9,041.38-12,481.77-6,242.02

Finding the Fourth Proportional to 9,041.38, 12,481.77 and 6,242.02

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Solution

The fourth proportional to 9,041.38, 12,481.77 and 6,242.02 is: 8,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.38 : 12,481.77 = 6,242.02 : x
  2. Step 2: Convert to fraction form
    9,041.38/12,481.77 = 6,242.02/x
  3. Step 3: Cross multiply
    9,041.38x = 12,481.77 × 6,242.02
  4. Step 4: Simplify right side
    9,041.38x = 77,911,457.98
  5. Step 5: Solve for x
    x = 77,911,457.98/9,041.38
  6. Step 6: Final answer
    x = 8,617.21

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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.