Home / 5,729.40-8,633.10-4,712.17

Finding the Fourth Proportional to 5,729.40, 8,633.10 and 4,712.17

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Solution

The fourth proportional to 5,729.40, 8,633.10 and 4,712.17 is: 7,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.40 : 8,633.10 = 4,712.17 : x
  2. Step 2: Convert to fraction form
    5,729.40/8,633.10 = 4,712.17/x
  3. Step 3: Cross multiply
    5,729.40x = 8,633.10 × 4,712.17
  4. Step 4: Simplify right side
    5,729.40x = 40,680,634.83
  5. Step 5: Solve for x
    x = 40,680,634.83/5,729.40
  6. Step 6: Final answer
    x = 7,100.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.