Home / 8,867.70-13,292.58-5,749.70

Finding the Fourth Proportional to 8,867.70, 13,292.58 and 5,749.70

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Solution

The fourth proportional to 8,867.70, 13,292.58 and 5,749.70 is: 8,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.70 : 13,292.58 = 5,749.70 : x
  2. Step 2: Convert to fraction form
    8,867.70/13,292.58 = 5,749.70/x
  3. Step 3: Cross multiply
    8,867.70x = 13,292.58 × 5,749.70
  4. Step 4: Simplify right side
    8,867.70x = 76,428,347.23
  5. Step 5: Solve for x
    x = 76,428,347.23/8,867.70
  6. Step 6: Final answer
    x = 8,618.73

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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.