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Finding the Fourth Proportional to 1,525.39, 2,104.68 and 895.88

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Solution

The fourth proportional to 1,525.39, 2,104.68 and 895.88 is: 1,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.39 : 2,104.68 = 895.88 : x
  2. Step 2: Convert to fraction form
    1,525.39/2,104.68 = 895.88/x
  3. Step 3: Cross multiply
    1,525.39x = 2,104.68 × 895.88
  4. Step 4: Simplify right side
    1,525.39x = 1,885,540.72
  5. Step 5: Solve for x
    x = 1,885,540.72/1,525.39
  6. Step 6: Final answer
    x = 1,236.10

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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.