Home / 10,527.26-15,777.22-4,280

Finding the Fourth Proportional to 10,527.26, 15,777.22 and 4,280

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Solution

The fourth proportional to 10,527.26, 15,777.22 and 4,280 is: 6,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.26 : 15,777.22 = 4,280 : x
  2. Step 2: Convert to fraction form
    10,527.26/15,777.22 = 4,280/x
  3. Step 3: Cross multiply
    10,527.26x = 15,777.22 × 4,280
  4. Step 4: Simplify right side
    10,527.26x = 67,526,501.60
  5. Step 5: Solve for x
    x = 67,526,501.60/10,527.26
  6. Step 6: Final answer
    x = 6,414.44

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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.