Home / 5,292.36-7,938.90-2,693.88

Finding the Fourth Proportional to 5,292.36, 7,938.90 and 2,693.88

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Solution

The fourth proportional to 5,292.36, 7,938.90 and 2,693.88 is: 4,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.36 : 7,938.90 = 2,693.88 : x
  2. Step 2: Convert to fraction form
    5,292.36/7,938.90 = 2,693.88/x
  3. Step 3: Cross multiply
    5,292.36x = 7,938.90 × 2,693.88
  4. Step 4: Simplify right side
    5,292.36x = 21,386,443.93
  5. Step 5: Solve for x
    x = 21,386,443.93/5,292.36
  6. Step 6: Final answer
    x = 4,041.00

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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.