Home / 3,572.15-5,353.76-1,722.92

Finding the Fourth Proportional to 3,572.15, 5,353.76 and 1,722.92

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Solution

The fourth proportional to 3,572.15, 5,353.76 and 1,722.92 is: 2,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.15 : 5,353.76 = 1,722.92 : x
  2. Step 2: Convert to fraction form
    3,572.15/5,353.76 = 1,722.92/x
  3. Step 3: Cross multiply
    3,572.15x = 5,353.76 × 1,722.92
  4. Step 4: Simplify right side
    3,572.15x = 9,224,077.72
  5. Step 5: Solve for x
    x = 9,224,077.72/3,572.15
  6. Step 6: Final answer
    x = 2,582.22

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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.