Home / 5,282-7,292.20-4,042.32

Finding the Fourth Proportional to 5,282, 7,292.20 and 4,042.32

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Solution

The fourth proportional to 5,282, 7,292.20 and 4,042.32 is: 5,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282 : 7,292.20 = 4,042.32 : x
  2. Step 2: Convert to fraction form
    5,282/7,292.20 = 4,042.32/x
  3. Step 3: Cross multiply
    5,282x = 7,292.20 × 4,042.32
  4. Step 4: Simplify right side
    5,282x = 29,477,405.90
  5. Step 5: Solve for x
    x = 29,477,405.90/5,282
  6. Step 6: Final answer
    x = 5,580.73

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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.