Home / 11,253.92-15,525.60-7,275.44

Finding the Fourth Proportional to 11,253.92, 15,525.60 and 7,275.44

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Solution

The fourth proportional to 11,253.92, 15,525.60 and 7,275.44 is: 10,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.92 : 15,525.60 = 7,275.44 : x
  2. Step 2: Convert to fraction form
    11,253.92/15,525.60 = 7,275.44/x
  3. Step 3: Cross multiply
    11,253.92x = 15,525.60 × 7,275.44
  4. Step 4: Simplify right side
    11,253.92x = 112,955,571.26
  5. Step 5: Solve for x
    x = 112,955,571.26/11,253.92
  6. Step 6: Final answer
    x = 10,037.00

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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.