Home / 11,260.14-15,528.90-7,277.08

Finding the Fourth Proportional to 11,260.14, 15,528.90 and 7,277.08

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Solution

The fourth proportional to 11,260.14, 15,528.90 and 7,277.08 is: 10,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.14 : 15,528.90 = 7,277.08 : x
  2. Step 2: Convert to fraction form
    11,260.14/15,528.90 = 7,277.08/x
  3. Step 3: Cross multiply
    11,260.14x = 15,528.90 × 7,277.08
  4. Step 4: Simplify right side
    11,260.14x = 113,005,047.61
  5. Step 5: Solve for x
    x = 113,005,047.61/11,260.14
  6. Step 6: Final answer
    x = 10,035.85

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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.