Home / 9,214.90-12,716.56-5,023.15

Finding the Fourth Proportional to 9,214.90, 12,716.56 and 5,023.15

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Solution

The fourth proportional to 9,214.90, 12,716.56 and 5,023.15 is: 6,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.90 : 12,716.56 = 5,023.15 : x
  2. Step 2: Convert to fraction form
    9,214.90/12,716.56 = 5,023.15/x
  3. Step 3: Cross multiply
    9,214.90x = 12,716.56 × 5,023.15
  4. Step 4: Simplify right side
    9,214.90x = 63,877,186.70
  5. Step 5: Solve for x
    x = 63,877,186.70/9,214.90
  6. Step 6: Final answer
    x = 6,931.95

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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.