Home / 11,001.12-16,463.86-8,547.12

Finding the Fourth Proportional to 11,001.12, 16,463.86 and 8,547.12

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Solution

The fourth proportional to 11,001.12, 16,463.86 and 8,547.12 is: 12,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.12 : 16,463.86 = 8,547.12 : x
  2. Step 2: Convert to fraction form
    11,001.12/16,463.86 = 8,547.12/x
  3. Step 3: Cross multiply
    11,001.12x = 16,463.86 × 8,547.12
  4. Step 4: Simplify right side
    11,001.12x = 140,718,565.72
  5. Step 5: Solve for x
    x = 140,718,565.72/11,001.12
  6. Step 6: Final answer
    x = 12,791.30

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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.