Home / 11,458.06-17,187.93-7,306.20

Finding the Fourth Proportional to 11,458.06, 17,187.93 and 7,306.20

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Solution

The fourth proportional to 11,458.06, 17,187.93 and 7,306.20 is: 10,959.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.06 : 17,187.93 = 7,306.20 : x
  2. Step 2: Convert to fraction form
    11,458.06/17,187.93 = 7,306.20/x
  3. Step 3: Cross multiply
    11,458.06x = 17,187.93 × 7,306.20
  4. Step 4: Simplify right side
    11,458.06x = 125,578,454.17
  5. Step 5: Solve for x
    x = 125,578,454.17/11,458.06
  6. Step 6: Final answer
    x = 10,959.84

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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.