Home / 10,285.38-14,193.83-5,569.66

Finding the Fourth Proportional to 10,285.38, 14,193.83 and 5,569.66

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Solution

The fourth proportional to 10,285.38, 14,193.83 and 5,569.66 is: 7,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.38 : 14,193.83 = 5,569.66 : x
  2. Step 2: Convert to fraction form
    10,285.38/14,193.83 = 5,569.66/x
  3. Step 3: Cross multiply
    10,285.38x = 14,193.83 × 5,569.66
  4. Step 4: Simplify right side
    10,285.38x = 79,054,807.20
  5. Step 5: Solve for x
    x = 79,054,807.20/10,285.38
  6. Step 6: Final answer
    x = 7,686.13

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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.