Home / 3,524.90-5,288.86-1,677.32

Finding the Fourth Proportional to 3,524.90, 5,288.86 and 1,677.32

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Solution

The fourth proportional to 3,524.90, 5,288.86 and 1,677.32 is: 2,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.90 : 5,288.86 = 1,677.32 : x
  2. Step 2: Convert to fraction form
    3,524.90/5,288.86 = 1,677.32/x
  3. Step 3: Cross multiply
    3,524.90x = 5,288.86 × 1,677.32
  4. Step 4: Simplify right side
    3,524.90x = 8,871,110.66
  5. Step 5: Solve for x
    x = 8,871,110.66/3,524.90
  6. Step 6: Final answer
    x = 2,516.70

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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.