Home / 10,577.49-15,864.43-4,955.74

Finding the Fourth Proportional to 10,577.49, 15,864.43 and 4,955.74

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Solution

The fourth proportional to 10,577.49, 15,864.43 and 4,955.74 is: 7,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.49 : 15,864.43 = 4,955.74 : x
  2. Step 2: Convert to fraction form
    10,577.49/15,864.43 = 4,955.74/x
  3. Step 3: Cross multiply
    10,577.49x = 15,864.43 × 4,955.74
  4. Step 4: Simplify right side
    10,577.49x = 78,619,990.33
  5. Step 5: Solve for x
    x = 78,619,990.33/10,577.49
  6. Step 6: Final answer
    x = 7,432.76

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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.