Home / 10,470.87-15,702.15-4,623.38

Finding the Fourth Proportional to 10,470.87, 15,702.15 and 4,623.38

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Solution

The fourth proportional to 10,470.87, 15,702.15 and 4,623.38 is: 6,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470.87 : 15,702.15 = 4,623.38 : x
  2. Step 2: Convert to fraction form
    10,470.87/15,702.15 = 4,623.38/x
  3. Step 3: Cross multiply
    10,470.87x = 15,702.15 × 4,623.38
  4. Step 4: Simplify right side
    10,470.87x = 72,597,003.98
  5. Step 5: Solve for x
    x = 72,597,003.98/10,470.87
  6. Step 6: Final answer
    x = 6,933.24

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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.