Home / 3,558.40-5,336.88-1,250.08

Finding the Fourth Proportional to 3,558.40, 5,336.88 and 1,250.08

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Solution

The fourth proportional to 3,558.40, 5,336.88 and 1,250.08 is: 1,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.40 : 5,336.88 = 1,250.08 : x
  2. Step 2: Convert to fraction form
    3,558.40/5,336.88 = 1,250.08/x
  3. Step 3: Cross multiply
    3,558.40x = 5,336.88 × 1,250.08
  4. Step 4: Simplify right side
    3,558.40x = 6,671,526.95
  5. Step 5: Solve for x
    x = 6,671,526.95/3,558.40
  6. Step 6: Final answer
    x = 1,874.87

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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.