Home / 5,043.61-7,565.48-1,923.78

Finding the Fourth Proportional to 5,043.61, 7,565.48 and 1,923.78

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Solution

The fourth proportional to 5,043.61, 7,565.48 and 1,923.78 is: 2,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.61 : 7,565.48 = 1,923.78 : x
  2. Step 2: Convert to fraction form
    5,043.61/7,565.48 = 1,923.78/x
  3. Step 3: Cross multiply
    5,043.61x = 7,565.48 × 1,923.78
  4. Step 4: Simplify right side
    5,043.61x = 14,554,319.11
  5. Step 5: Solve for x
    x = 14,554,319.11/5,043.61
  6. Step 6: Final answer
    x = 2,885.69

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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.