Home / 7,340.16-11,010.48-2,726.40

Finding the Fourth Proportional to 7,340.16, 11,010.48 and 2,726.40

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Solution

The fourth proportional to 7,340.16, 11,010.48 and 2,726.40 is: 4,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.16 : 11,010.48 = 2,726.40 : x
  2. Step 2: Convert to fraction form
    7,340.16/11,010.48 = 2,726.40/x
  3. Step 3: Cross multiply
    7,340.16x = 11,010.48 × 2,726.40
  4. Step 4: Simplify right side
    7,340.16x = 30,018,972.67
  5. Step 5: Solve for x
    x = 30,018,972.67/7,340.16
  6. Step 6: Final answer
    x = 4,089.69

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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.