Home / 7,531.16-11,292.36-2,851.54

Finding the Fourth Proportional to 7,531.16, 11,292.36 and 2,851.54

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Solution

The fourth proportional to 7,531.16, 11,292.36 and 2,851.54 is: 4,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.16 : 11,292.36 = 2,851.54 : x
  2. Step 2: Convert to fraction form
    7,531.16/11,292.36 = 2,851.54/x
  3. Step 3: Cross multiply
    7,531.16x = 11,292.36 × 2,851.54
  4. Step 4: Simplify right side
    7,531.16x = 32,200,616.23
  5. Step 5: Solve for x
    x = 32,200,616.23/7,531.16
  6. Step 6: Final answer
    x = 4,275.65

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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.