Home / 8,440.97-11,651.33-5,298.17

Finding the Fourth Proportional to 8,440.97, 11,651.33 and 5,298.17

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Solution

The fourth proportional to 8,440.97, 11,651.33 and 5,298.17 is: 7,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.97 : 11,651.33 = 5,298.17 : x
  2. Step 2: Convert to fraction form
    8,440.97/11,651.33 = 5,298.17/x
  3. Step 3: Cross multiply
    8,440.97x = 11,651.33 × 5,298.17
  4. Step 4: Simplify right side
    8,440.97x = 61,730,700.58
  5. Step 5: Solve for x
    x = 61,730,700.58/8,440.97
  6. Step 6: Final answer
    x = 7,313.22

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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.