Home / 5,275.93-7,281.09-2,918.02

Finding the Fourth Proportional to 5,275.93, 7,281.09 and 2,918.02

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Solution

The fourth proportional to 5,275.93, 7,281.09 and 2,918.02 is: 4,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.93 : 7,281.09 = 2,918.02 : x
  2. Step 2: Convert to fraction form
    5,275.93/7,281.09 = 2,918.02/x
  3. Step 3: Cross multiply
    5,275.93x = 7,281.09 × 2,918.02
  4. Step 4: Simplify right side
    5,275.93x = 21,246,366.24
  5. Step 5: Solve for x
    x = 21,246,366.24/5,275.93
  6. Step 6: Final answer
    x = 4,027.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.