Home / 5,582.28-8,373.39-1,686.54

Finding the Fourth Proportional to 5,582.28, 8,373.39 and 1,686.54

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Solution

The fourth proportional to 5,582.28, 8,373.39 and 1,686.54 is: 2,529.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.28 : 8,373.39 = 1,686.54 : x
  2. Step 2: Convert to fraction form
    5,582.28/8,373.39 = 1,686.54/x
  3. Step 3: Cross multiply
    5,582.28x = 8,373.39 × 1,686.54
  4. Step 4: Simplify right side
    5,582.28x = 14,122,057.17
  5. Step 5: Solve for x
    x = 14,122,057.17/5,582.28
  6. Step 6: Final answer
    x = 2,529.80

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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.