Home / 11,184.87-16,780.06-5,565.20

Finding the Fourth Proportional to 11,184.87, 16,780.06 and 5,565.20

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Solution

The fourth proportional to 11,184.87, 16,780.06 and 5,565.20 is: 8,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.87 : 16,780.06 = 5,565.20 : x
  2. Step 2: Convert to fraction form
    11,184.87/16,780.06 = 5,565.20/x
  3. Step 3: Cross multiply
    11,184.87x = 16,780.06 × 5,565.20
  4. Step 4: Simplify right side
    11,184.87x = 93,384,389.91
  5. Step 5: Solve for x
    x = 93,384,389.91/11,184.87
  6. Step 6: Final answer
    x = 8,349.17

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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.