Home / 5,301.61-7,952.40-1,838.86

Finding the Fourth Proportional to 5,301.61, 7,952.40 and 1,838.86

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Solution

The fourth proportional to 5,301.61, 7,952.40 and 1,838.86 is: 2,758.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.61 : 7,952.40 = 1,838.86 : x
  2. Step 2: Convert to fraction form
    5,301.61/7,952.40 = 1,838.86/x
  3. Step 3: Cross multiply
    5,301.61x = 7,952.40 × 1,838.86
  4. Step 4: Simplify right side
    5,301.61x = 14,623,350.26
  5. Step 5: Solve for x
    x = 14,623,350.26/5,301.61
  6. Step 6: Final answer
    x = 2,758.28

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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.