Home / 2,084.10-2,875.10-1,411.66

Finding the Fourth Proportional to 2,084.10, 2,875.10 and 1,411.66

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Solution

The fourth proportional to 2,084.10, 2,875.10 and 1,411.66 is: 1,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.10 : 2,875.10 = 1,411.66 : x
  2. Step 2: Convert to fraction form
    2,084.10/2,875.10 = 1,411.66/x
  3. Step 3: Cross multiply
    2,084.10x = 2,875.10 × 1,411.66
  4. Step 4: Simplify right side
    2,084.10x = 4,058,660.20
  5. Step 5: Solve for x
    x = 4,058,660.20/2,084.10
  6. Step 6: Final answer
    x = 1,947.44

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1.5x scale

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.