Home / 10,867.24-15,004.26-7,335.40

Finding the Fourth Proportional to 10,867.24, 15,004.26 and 7,335.40

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Solution

The fourth proportional to 10,867.24, 15,004.26 and 7,335.40 is: 10,127.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.24 : 15,004.26 = 7,335.40 : x
  2. Step 2: Convert to fraction form
    10,867.24/15,004.26 = 7,335.40/x
  3. Step 3: Cross multiply
    10,867.24x = 15,004.26 × 7,335.40
  4. Step 4: Simplify right side
    10,867.24x = 110,062,248.80
  5. Step 5: Solve for x
    x = 110,062,248.80/10,867.24
  6. Step 6: Final answer
    x = 10,127.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.