Home / 5,275.92-7,283.01-3,287.45

Finding the Fourth Proportional to 5,275.92, 7,283.01 and 3,287.45

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Solution

The fourth proportional to 5,275.92, 7,283.01 and 3,287.45 is: 4,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.92 : 7,283.01 = 3,287.45 : x
  2. Step 2: Convert to fraction form
    5,275.92/7,283.01 = 3,287.45/x
  3. Step 3: Cross multiply
    5,275.92x = 7,283.01 × 3,287.45
  4. Step 4: Simplify right side
    5,275.92x = 23,942,542.10
  5. Step 5: Solve for x
    x = 23,942,542.10/5,275.92
  6. Step 6: Final answer
    x = 4,538.08

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1.5x scale

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.