Home / 5,580.30-8,371.20-1,684.98

Finding the Fourth Proportional to 5,580.30, 8,371.20 and 1,684.98

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Solution

The fourth proportional to 5,580.30, 8,371.20 and 1,684.98 is: 2,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.30 : 8,371.20 = 1,684.98 : x
  2. Step 2: Convert to fraction form
    5,580.30/8,371.20 = 1,684.98/x
  3. Step 3: Cross multiply
    5,580.30x = 8,371.20 × 1,684.98
  4. Step 4: Simplify right side
    5,580.30x = 14,105,304.58
  5. Step 5: Solve for x
    x = 14,105,304.58/5,580.30
  6. Step 6: Final answer
    x = 2,527.70

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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.