Home / 10,373.65-15,555.80-2,976.43

Finding the Fourth Proportional to 10,373.65, 15,555.80 and 2,976.43

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Solution

The fourth proportional to 10,373.65, 15,555.80 and 2,976.43 is: 4,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.65 : 15,555.80 = 2,976.43 : x
  2. Step 2: Convert to fraction form
    10,373.65/15,555.80 = 2,976.43/x
  3. Step 3: Cross multiply
    10,373.65x = 15,555.80 × 2,976.43
  4. Step 4: Simplify right side
    10,373.65x = 46,300,734.91
  5. Step 5: Solve for x
    x = 46,300,734.91/10,373.65
  6. Step 6: Final answer
    x = 4,463.30

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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.