Home / 11,046.07-15,248.55-7,271.22

Finding the Fourth Proportional to 11,046.07, 15,248.55 and 7,271.22

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Solution

The fourth proportional to 11,046.07, 15,248.55 and 7,271.22 is: 10,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.07 : 15,248.55 = 7,271.22 : x
  2. Step 2: Convert to fraction form
    11,046.07/15,248.55 = 7,271.22/x
  3. Step 3: Cross multiply
    11,046.07x = 15,248.55 × 7,271.22
  4. Step 4: Simplify right side
    11,046.07x = 110,875,560.41
  5. Step 5: Solve for x
    x = 110,875,560.41/11,046.07
  6. Step 6: Final answer
    x = 10,037.56

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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.