Home / 10,368.17-15,524.58-5,427.43

Finding the Fourth Proportional to 10,368.17, 15,524.58 and 5,427.43

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Solution

The fourth proportional to 10,368.17, 15,524.58 and 5,427.43 is: 8,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.17 : 15,524.58 = 5,427.43 : x
  2. Step 2: Convert to fraction form
    10,368.17/15,524.58 = 5,427.43/x
  3. Step 3: Cross multiply
    10,368.17x = 15,524.58 × 5,427.43
  4. Step 4: Simplify right side
    10,368.17x = 84,258,635.06
  5. Step 5: Solve for x
    x = 84,258,635.06/10,368.17
  6. Step 6: Final answer
    x = 8,126.66

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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.