Home / 3,702.15-5,555.50-1,948.42

Finding the Fourth Proportional to 3,702.15, 5,555.50 and 1,948.42

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Solution

The fourth proportional to 3,702.15, 5,555.50 and 1,948.42 is: 2,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.15 : 5,555.50 = 1,948.42 : x
  2. Step 2: Convert to fraction form
    3,702.15/5,555.50 = 1,948.42/x
  3. Step 3: Cross multiply
    3,702.15x = 5,555.50 × 1,948.42
  4. Step 4: Simplify right side
    3,702.15x = 10,824,428.55
  5. Step 5: Solve for x
    x = 10,824,428.55/3,702.15
  6. Step 6: Final answer
    x = 2,923.82

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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.