Home / 3,526.60-5,274.78-3,432.28

Finding the Fourth Proportional to 3,526.60, 5,274.78 and 3,432.28

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Solution

The fourth proportional to 3,526.60, 5,274.78 and 3,432.28 is: 5,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.60 : 5,274.78 = 3,432.28 : x
  2. Step 2: Convert to fraction form
    3,526.60/5,274.78 = 3,432.28/x
  3. Step 3: Cross multiply
    3,526.60x = 5,274.78 × 3,432.28
  4. Step 4: Simplify right side
    3,526.60x = 18,104,521.90
  5. Step 5: Solve for x
    x = 18,104,521.90/3,526.60
  6. Step 6: Final answer
    x = 5,133.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.