Home / 10,357.62-15,541.20-4,436.28

Finding the Fourth Proportional to 10,357.62, 15,541.20 and 4,436.28

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Solution

The fourth proportional to 10,357.62, 15,541.20 and 4,436.28 is: 6,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.62 : 15,541.20 = 4,436.28 : x
  2. Step 2: Convert to fraction form
    10,357.62/15,541.20 = 4,436.28/x
  3. Step 3: Cross multiply
    10,357.62x = 15,541.20 × 4,436.28
  4. Step 4: Simplify right side
    10,357.62x = 68,945,114.74
  5. Step 5: Solve for x
    x = 68,945,114.74/10,357.62
  6. Step 6: Final answer
    x = 6,656.46

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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.