Home / 10,379.70-15,569.55-6,005.70

Finding the Fourth Proportional to 10,379.70, 15,569.55 and 6,005.70

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Solution

The fourth proportional to 10,379.70, 15,569.55 and 6,005.70 is: 9,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.70 : 15,569.55 = 6,005.70 : x
  2. Step 2: Convert to fraction form
    10,379.70/15,569.55 = 6,005.70/x
  3. Step 3: Cross multiply
    10,379.70x = 15,569.55 × 6,005.70
  4. Step 4: Simplify right side
    10,379.70x = 93,506,046.44
  5. Step 5: Solve for x
    x = 93,506,046.44/10,379.70
  6. Step 6: Final answer
    x = 9,008.55

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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.