Home / 10,718.66-16,082.60-5,528.18

Finding the Fourth Proportional to 10,718.66, 16,082.60 and 5,528.18

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Solution

The fourth proportional to 10,718.66, 16,082.60 and 5,528.18 is: 8,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.66 : 16,082.60 = 5,528.18 : x
  2. Step 2: Convert to fraction form
    10,718.66/16,082.60 = 5,528.18/x
  3. Step 3: Cross multiply
    10,718.66x = 16,082.60 × 5,528.18
  4. Step 4: Simplify right side
    10,718.66x = 88,907,507.67
  5. Step 5: Solve for x
    x = 88,907,507.67/10,718.66
  6. Step 6: Final answer
    x = 8,294.65

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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.