Home / 10,312.76-15,477.33-3,740.83

Finding the Fourth Proportional to 10,312.76, 15,477.33 and 3,740.83

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Solution

The fourth proportional to 10,312.76, 15,477.33 and 3,740.83 is: 5,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.76 : 15,477.33 = 3,740.83 : x
  2. Step 2: Convert to fraction form
    10,312.76/15,477.33 = 3,740.83/x
  3. Step 3: Cross multiply
    10,312.76x = 15,477.33 × 3,740.83
  4. Step 4: Simplify right side
    10,312.76x = 57,898,060.38
  5. Step 5: Solve for x
    x = 57,898,060.38/10,312.76
  6. Step 6: Final answer
    x = 5,614.22

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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.