Home / 5,552.30-8,328.45-1,853.84

Finding the Fourth Proportional to 5,552.30, 8,328.45 and 1,853.84

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Solution

The fourth proportional to 5,552.30, 8,328.45 and 1,853.84 is: 2,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.30 : 8,328.45 = 1,853.84 : x
  2. Step 2: Convert to fraction form
    5,552.30/8,328.45 = 1,853.84/x
  3. Step 3: Cross multiply
    5,552.30x = 8,328.45 × 1,853.84
  4. Step 4: Simplify right side
    5,552.30x = 15,439,613.75
  5. Step 5: Solve for x
    x = 15,439,613.75/5,552.30
  6. Step 6: Final answer
    x = 2,780.76

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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.