Home / 11,037.60-15,236.88-7,064.04

Finding the Fourth Proportional to 11,037.60, 15,236.88 and 7,064.04

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Solution

The fourth proportional to 11,037.60, 15,236.88 and 7,064.04 is: 9,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.60 : 15,236.88 = 7,064.04 : x
  2. Step 2: Convert to fraction form
    11,037.60/15,236.88 = 7,064.04/x
  3. Step 3: Cross multiply
    11,037.60x = 15,236.88 × 7,064.04
  4. Step 4: Simplify right side
    11,037.60x = 107,633,929.80
  5. Step 5: Solve for x
    x = 107,633,929.80/11,037.60
  6. Step 6: Final answer
    x = 9,751.57

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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.