Home / 5,320.08-7,980.12-2,394.97

Finding the Fourth Proportional to 5,320.08, 7,980.12 and 2,394.97

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Solution

The fourth proportional to 5,320.08, 7,980.12 and 2,394.97 is: 3,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.08 : 7,980.12 = 2,394.97 : x
  2. Step 2: Convert to fraction form
    5,320.08/7,980.12 = 2,394.97/x
  3. Step 3: Cross multiply
    5,320.08x = 7,980.12 × 2,394.97
  4. Step 4: Simplify right side
    5,320.08x = 19,112,148.00
  5. Step 5: Solve for x
    x = 19,112,148.00/5,320.08
  6. Step 6: Final answer
    x = 3,592.46

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Similar ratio
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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.