Home / 10,412.29-15,621.18-3,017.44

Finding the Fourth Proportional to 10,412.29, 15,621.18 and 3,017.44

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Solution

The fourth proportional to 10,412.29, 15,621.18 and 3,017.44 is: 4,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.29 : 15,621.18 = 3,017.44 : x
  2. Step 2: Convert to fraction form
    10,412.29/15,621.18 = 3,017.44/x
  3. Step 3: Cross multiply
    10,412.29x = 15,621.18 × 3,017.44
  4. Step 4: Simplify right side
    10,412.29x = 47,135,973.38
  5. Step 5: Solve for x
    x = 47,135,973.38/10,412.29
  6. Step 6: Final answer
    x = 4,526.96

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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.