Home / 5,282.28-7,290.45-3,043.77

Finding the Fourth Proportional to 5,282.28, 7,290.45 and 3,043.77

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Solution

The fourth proportional to 5,282.28, 7,290.45 and 3,043.77 is: 4,200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.28 : 7,290.45 = 3,043.77 : x
  2. Step 2: Convert to fraction form
    5,282.28/7,290.45 = 3,043.77/x
  3. Step 3: Cross multiply
    5,282.28x = 7,290.45 × 3,043.77
  4. Step 4: Simplify right side
    5,282.28x = 22,190,453.00
  5. Step 5: Solve for x
    x = 22,190,453.00/5,282.28
  6. Step 6: Final answer
    x = 4,200.92

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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.