Home / 5,702.30-7,869.58-3,184.90

Finding the Fourth Proportional to 5,702.30, 7,869.58 and 3,184.90

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Solution

The fourth proportional to 5,702.30, 7,869.58 and 3,184.90 is: 4,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.30 : 7,869.58 = 3,184.90 : x
  2. Step 2: Convert to fraction form
    5,702.30/7,869.58 = 3,184.90/x
  3. Step 3: Cross multiply
    5,702.30x = 7,869.58 × 3,184.90
  4. Step 4: Simplify right side
    5,702.30x = 25,063,825.34
  5. Step 5: Solve for x
    x = 25,063,825.34/5,702.30
  6. Step 6: Final answer
    x = 4,395.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.