Home / 10,756.60-16,113.30-6,134.20

Finding the Fourth Proportional to 10,756.60, 16,113.30 and 6,134.20

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Solution

The fourth proportional to 10,756.60, 16,113.30 and 6,134.20 is: 9,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.60 : 16,113.30 = 6,134.20 : x
  2. Step 2: Convert to fraction form
    10,756.60/16,113.30 = 6,134.20/x
  3. Step 3: Cross multiply
    10,756.60x = 16,113.30 × 6,134.20
  4. Step 4: Simplify right side
    10,756.60x = 98,842,204.86
  5. Step 5: Solve for x
    x = 98,842,204.86/10,756.60
  6. Step 6: Final answer
    x = 9,188.98

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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.