Home / 11,117.16-16,672.86-4,542.12

Finding the Fourth Proportional to 11,117.16, 16,672.86 and 4,542.12

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Solution

The fourth proportional to 11,117.16, 16,672.86 and 4,542.12 is: 6,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.16 : 16,672.86 = 4,542.12 : x
  2. Step 2: Convert to fraction form
    11,117.16/16,672.86 = 4,542.12/x
  3. Step 3: Cross multiply
    11,117.16x = 16,672.86 × 4,542.12
  4. Step 4: Simplify right side
    11,117.16x = 75,730,130.86
  5. Step 5: Solve for x
    x = 75,730,130.86/11,117.16
  6. Step 6: Final answer
    x = 6,812.00

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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.