Home / 6,320.57-8,722.38-3,526.07

Finding the Fourth Proportional to 6,320.57, 8,722.38 and 3,526.07

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Solution

The fourth proportional to 6,320.57, 8,722.38 and 3,526.07 is: 4,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.57 : 8,722.38 = 3,526.07 : x
  2. Step 2: Convert to fraction form
    6,320.57/8,722.38 = 3,526.07/x
  3. Step 3: Cross multiply
    6,320.57x = 8,722.38 × 3,526.07
  4. Step 4: Simplify right side
    6,320.57x = 30,755,661.20
  5. Step 5: Solve for x
    x = 30,755,661.20/6,320.57
  6. Step 6: Final answer
    x = 4,865.97

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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.