Home / 10,356.47-15,532.08-2,960.96

Finding the Fourth Proportional to 10,356.47, 15,532.08 and 2,960.96

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Solution

The fourth proportional to 10,356.47, 15,532.08 and 2,960.96 is: 4,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.47 : 15,532.08 = 2,960.96 : x
  2. Step 2: Convert to fraction form
    10,356.47/15,532.08 = 2,960.96/x
  3. Step 3: Cross multiply
    10,356.47x = 15,532.08 × 2,960.96
  4. Step 4: Simplify right side
    10,356.47x = 45,989,867.60
  5. Step 5: Solve for x
    x = 45,989,867.60/10,356.47
  6. Step 6: Final answer
    x = 4,440.69

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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.