Home / 10,445.73-15,657.62-3,423.93

Finding the Fourth Proportional to 10,445.73, 15,657.62 and 3,423.93

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Solution

The fourth proportional to 10,445.73, 15,657.62 and 3,423.93 is: 5,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.73 : 15,657.62 = 3,423.93 : x
  2. Step 2: Convert to fraction form
    10,445.73/15,657.62 = 3,423.93/x
  3. Step 3: Cross multiply
    10,445.73x = 15,657.62 × 3,423.93
  4. Step 4: Simplify right side
    10,445.73x = 53,610,577.73
  5. Step 5: Solve for x
    x = 53,610,577.73/10,445.73
  6. Step 6: Final answer
    x = 5,132.30

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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.