Home / 10,960.57-15,123.66-6,482.69

Finding the Fourth Proportional to 10,960.57, 15,123.66 and 6,482.69

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Solution

The fourth proportional to 10,960.57, 15,123.66 and 6,482.69 is: 8,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.57 : 15,123.66 = 6,482.69 : x
  2. Step 2: Convert to fraction form
    10,960.57/15,123.66 = 6,482.69/x
  3. Step 3: Cross multiply
    10,960.57x = 15,123.66 × 6,482.69
  4. Step 4: Simplify right side
    10,960.57x = 98,041,999.45
  5. Step 5: Solve for x
    x = 98,041,999.45/10,960.57
  6. Step 6: Final answer
    x = 8,944.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.