Home / 1,876.14-2,587.13-1,611.46

Finding the Fourth Proportional to 1,876.14, 2,587.13 and 1,611.46

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Solution

The fourth proportional to 1,876.14, 2,587.13 and 1,611.46 is: 2,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.14 : 2,587.13 = 1,611.46 : x
  2. Step 2: Convert to fraction form
    1,876.14/2,587.13 = 1,611.46/x
  3. Step 3: Cross multiply
    1,876.14x = 2,587.13 × 1,611.46
  4. Step 4: Simplify right side
    1,876.14x = 4,169,050.04
  5. Step 5: Solve for x
    x = 4,169,050.04/1,876.14
  6. Step 6: Final answer
    x = 2,222.14

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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.