Home / 10,349.68-15,524.52-2,558.40

Finding the Fourth Proportional to 10,349.68, 15,524.52 and 2,558.40

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Solution

The fourth proportional to 10,349.68, 15,524.52 and 2,558.40 is: 3,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.68 : 15,524.52 = 2,558.40 : x
  2. Step 2: Convert to fraction form
    10,349.68/15,524.52 = 2,558.40/x
  3. Step 3: Cross multiply
    10,349.68x = 15,524.52 × 2,558.40
  4. Step 4: Simplify right side
    10,349.68x = 39,717,931.97
  5. Step 5: Solve for x
    x = 39,717,931.97/10,349.68
  6. Step 6: Final answer
    x = 3,837.60

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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.