Home / 10,546.16-15,817.44-5,275.76

Finding the Fourth Proportional to 10,546.16, 15,817.44 and 5,275.76

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Solution

The fourth proportional to 10,546.16, 15,817.44 and 5,275.76 is: 7,912.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.16 : 15,817.44 = 5,275.76 : x
  2. Step 2: Convert to fraction form
    10,546.16/15,817.44 = 5,275.76/x
  3. Step 3: Cross multiply
    10,546.16x = 15,817.44 × 5,275.76
  4. Step 4: Simplify right side
    10,546.16x = 83,449,017.25
  5. Step 5: Solve for x
    x = 83,449,017.25/10,546.16
  6. Step 6: Final answer
    x = 7,912.74

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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.