Home / 10,552.85-15,853.91-9,076.62

Finding the Fourth Proportional to 10,552.85, 15,853.91 and 9,076.62

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Solution

The fourth proportional to 10,552.85, 15,853.91 and 9,076.62 is: 13,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.85 : 15,853.91 = 9,076.62 : x
  2. Step 2: Convert to fraction form
    10,552.85/15,853.91 = 9,076.62/x
  3. Step 3: Cross multiply
    10,552.85x = 15,853.91 × 9,076.62
  4. Step 4: Simplify right side
    10,552.85x = 143,899,916.58
  5. Step 5: Solve for x
    x = 143,899,916.58/10,552.85
  6. Step 6: Final answer
    x = 13,636.12

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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.