Home / 2,088.26-2,876.55-1,527.20

Finding the Fourth Proportional to 2,088.26, 2,876.55 and 1,527.20

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Solution

The fourth proportional to 2,088.26, 2,876.55 and 1,527.20 is: 2,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.26 : 2,876.55 = 1,527.20 : x
  2. Step 2: Convert to fraction form
    2,088.26/2,876.55 = 1,527.20/x
  3. Step 3: Cross multiply
    2,088.26x = 2,876.55 × 1,527.20
  4. Step 4: Simplify right side
    2,088.26x = 4,393,067.16
  5. Step 5: Solve for x
    x = 4,393,067.16/2,088.26
  6. Step 6: Final answer
    x = 2,103.70

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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.