Home / 10,276.65-15,470.98-7,010.32

Finding the Fourth Proportional to 10,276.65, 15,470.98 and 7,010.32

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Solution

The fourth proportional to 10,276.65, 15,470.98 and 7,010.32 is: 10,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.65 : 15,470.98 = 7,010.32 : x
  2. Step 2: Convert to fraction form
    10,276.65/15,470.98 = 7,010.32/x
  3. Step 3: Cross multiply
    10,276.65x = 15,470.98 × 7,010.32
  4. Step 4: Simplify right side
    10,276.65x = 108,456,520.51
  5. Step 5: Solve for x
    x = 108,456,520.51/10,276.65
  6. Step 6: Final answer
    x = 10,553.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.