Home / 9,488.43-13,095.68-5,712.21

Finding the Fourth Proportional to 9,488.43, 13,095.68 and 5,712.21

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Solution

The fourth proportional to 9,488.43, 13,095.68 and 5,712.21 is: 7,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488.43 : 13,095.68 = 5,712.21 : x
  2. Step 2: Convert to fraction form
    9,488.43/13,095.68 = 5,712.21/x
  3. Step 3: Cross multiply
    9,488.43x = 13,095.68 × 5,712.21
  4. Step 4: Simplify right side
    9,488.43x = 74,805,245.69
  5. Step 5: Solve for x
    x = 74,805,245.69/9,488.43
  6. Step 6: Final answer
    x = 7,883.84

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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.