Home / 2,302.66-3,177.18-1,507.15

Finding the Fourth Proportional to 2,302.66, 3,177.18 and 1,507.15

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Solution

The fourth proportional to 2,302.66, 3,177.18 and 1,507.15 is: 2,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.66 : 3,177.18 = 1,507.15 : x
  2. Step 2: Convert to fraction form
    2,302.66/3,177.18 = 1,507.15/x
  3. Step 3: Cross multiply
    2,302.66x = 3,177.18 × 1,507.15
  4. Step 4: Simplify right side
    2,302.66x = 4,788,486.84
  5. Step 5: Solve for x
    x = 4,788,486.84/2,302.66
  6. Step 6: Final answer
    x = 2,079.55

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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.