Home / 10,734.96-16,106.08-9,699.78

Finding the Fourth Proportional to 10,734.96, 16,106.08 and 9,699.78

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Solution

The fourth proportional to 10,734.96, 16,106.08 and 9,699.78 is: 14,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.96 : 16,106.08 = 9,699.78 : x
  2. Step 2: Convert to fraction form
    10,734.96/16,106.08 = 9,699.78/x
  3. Step 3: Cross multiply
    10,734.96x = 16,106.08 × 9,699.78
  4. Step 4: Simplify right side
    10,734.96x = 156,225,432.66
  5. Step 5: Solve for x
    x = 156,225,432.66/10,734.96
  6. Step 6: Final answer
    x = 14,552.96

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1.5x scale

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.