Home / 5,275.39-7,913.02-1,577.65

Finding the Fourth Proportional to 5,275.39, 7,913.02 and 1,577.65

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Solution

The fourth proportional to 5,275.39, 7,913.02 and 1,577.65 is: 2,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.39 : 7,913.02 = 1,577.65 : x
  2. Step 2: Convert to fraction form
    5,275.39/7,913.02 = 1,577.65/x
  3. Step 3: Cross multiply
    5,275.39x = 7,913.02 × 1,577.65
  4. Step 4: Simplify right side
    5,275.39x = 12,483,976.00
  5. Step 5: Solve for x
    x = 12,483,976.00/5,275.39
  6. Step 6: Final answer
    x = 2,366.46

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Similar ratio
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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.