Home / 2,513.13-3,772.16-1,590.47

Finding the Fourth Proportional to 2,513.13, 3,772.16 and 1,590.47

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Solution

The fourth proportional to 2,513.13, 3,772.16 and 1,590.47 is: 2,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.13 : 3,772.16 = 1,590.47 : x
  2. Step 2: Convert to fraction form
    2,513.13/3,772.16 = 1,590.47/x
  3. Step 3: Cross multiply
    2,513.13x = 3,772.16 × 1,590.47
  4. Step 4: Simplify right side
    2,513.13x = 5,999,480.50
  5. Step 5: Solve for x
    x = 5,999,480.50/2,513.13
  6. Step 6: Final answer
    x = 2,387.25

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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.