Home / 6,539.80-9,023.88-4,302.58

Finding the Fourth Proportional to 6,539.80, 9,023.88 and 4,302.58

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Solution

The fourth proportional to 6,539.80, 9,023.88 and 4,302.58 is: 5,936.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.80 : 9,023.88 = 4,302.58 : x
  2. Step 2: Convert to fraction form
    6,539.80/9,023.88 = 4,302.58/x
  3. Step 3: Cross multiply
    6,539.80x = 9,023.88 × 4,302.58
  4. Step 4: Simplify right side
    6,539.80x = 38,825,965.61
  5. Step 5: Solve for x
    x = 38,825,965.61/6,539.80
  6. Step 6: Final answer
    x = 5,936.87

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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.