Home / 2,470.94-3,411.05-1,587.26

Finding the Fourth Proportional to 2,470.94, 3,411.05 and 1,587.26

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Solution

The fourth proportional to 2,470.94, 3,411.05 and 1,587.26 is: 2,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.94 : 3,411.05 = 1,587.26 : x
  2. Step 2: Convert to fraction form
    2,470.94/3,411.05 = 1,587.26/x
  3. Step 3: Cross multiply
    2,470.94x = 3,411.05 × 1,587.26
  4. Step 4: Simplify right side
    2,470.94x = 5,414,223.22
  5. Step 5: Solve for x
    x = 5,414,223.22/2,470.94
  6. Step 6: Final answer
    x = 2,191.16

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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.