Home / 2,318.35-3,476.60-1,345.13

Finding the Fourth Proportional to 2,318.35, 3,476.60 and 1,345.13

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Solution

The fourth proportional to 2,318.35, 3,476.60 and 1,345.13 is: 2,017.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.35 : 3,476.60 = 1,345.13 : x
  2. Step 2: Convert to fraction form
    2,318.35/3,476.60 = 1,345.13/x
  3. Step 3: Cross multiply
    2,318.35x = 3,476.60 × 1,345.13
  4. Step 4: Simplify right side
    2,318.35x = 4,676,472.23
  5. Step 5: Solve for x
    x = 4,676,472.23/2,318.35
  6. Step 6: Final answer
    x = 2,017.16

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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.