Home / 10,502.43-15,742.71-3,925.77

Finding the Fourth Proportional to 10,502.43, 15,742.71 and 3,925.77

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Solution

The fourth proportional to 10,502.43, 15,742.71 and 3,925.77 is: 5,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.43 : 15,742.71 = 3,925.77 : x
  2. Step 2: Convert to fraction form
    10,502.43/15,742.71 = 3,925.77/x
  3. Step 3: Cross multiply
    10,502.43x = 15,742.71 × 3,925.77
  4. Step 4: Simplify right side
    10,502.43x = 61,802,258.64
  5. Step 5: Solve for x
    x = 61,802,258.64/10,502.43
  6. Step 6: Final answer
    x = 5,884.57

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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.