Home / 5,275.08-7,915.36-2,352.72

Finding the Fourth Proportional to 5,275.08, 7,915.36 and 2,352.72

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Solution

The fourth proportional to 5,275.08, 7,915.36 and 2,352.72 is: 3,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.08 : 7,915.36 = 2,352.72 : x
  2. Step 2: Convert to fraction form
    5,275.08/7,915.36 = 2,352.72/x
  3. Step 3: Cross multiply
    5,275.08x = 7,915.36 × 2,352.72
  4. Step 4: Simplify right side
    5,275.08x = 18,622,625.78
  5. Step 5: Solve for x
    x = 18,622,625.78/5,275.08
  6. Step 6: Final answer
    x = 3,530.30

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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.