Home / 5,690.07-8,529.60-2,177.39

Finding the Fourth Proportional to 5,690.07, 8,529.60 and 2,177.39

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Solution

The fourth proportional to 5,690.07, 8,529.60 and 2,177.39 is: 3,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.07 : 8,529.60 = 2,177.39 : x
  2. Step 2: Convert to fraction form
    5,690.07/8,529.60 = 2,177.39/x
  3. Step 3: Cross multiply
    5,690.07x = 8,529.60 × 2,177.39
  4. Step 4: Simplify right side
    5,690.07x = 18,572,223.10
  5. Step 5: Solve for x
    x = 18,572,223.10/5,690.07
  6. Step 6: Final answer
    x = 3,263.97

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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.