Home / 7,402.84-10,217.22-4,258.96

Finding the Fourth Proportional to 7,402.84, 10,217.22 and 4,258.96

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Solution

The fourth proportional to 7,402.84, 10,217.22 and 4,258.96 is: 5,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.84 : 10,217.22 = 4,258.96 : x
  2. Step 2: Convert to fraction form
    7,402.84/10,217.22 = 4,258.96/x
  3. Step 3: Cross multiply
    7,402.84x = 10,217.22 × 4,258.96
  4. Step 4: Simplify right side
    7,402.84x = 43,514,731.29
  5. Step 5: Solve for x
    x = 43,514,731.29/7,402.84
  6. Step 6: Final answer
    x = 5,878.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.