Home / 4,642.13-6,962.87-2,177.51

Finding the Fourth Proportional to 4,642.13, 6,962.87 and 2,177.51

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Solution

The fourth proportional to 4,642.13, 6,962.87 and 2,177.51 is: 3,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.13 : 6,962.87 = 2,177.51 : x
  2. Step 2: Convert to fraction form
    4,642.13/6,962.87 = 2,177.51/x
  3. Step 3: Cross multiply
    4,642.13x = 6,962.87 × 2,177.51
  4. Step 4: Simplify right side
    4,642.13x = 15,161,708.17
  5. Step 5: Solve for x
    x = 15,161,708.17/4,642.13
  6. Step 6: Final answer
    x = 3,266.11

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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.