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Finding the Fourth Proportional to 1,525.74, 2,302.92 and 1,525.74

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Solution

The fourth proportional to 1,525.74, 2,302.92 and 1,525.74 is: 2,302.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.74 : 2,302.92 = 1,525.74 : x
  2. Step 2: Convert to fraction form
    1,525.74/2,302.92 = 1,525.74/x
  3. Step 3: Cross multiply
    1,525.74x = 2,302.92 × 1,525.74
  4. Step 4: Simplify right side
    1,525.74x = 3,513,657.16
  5. Step 5: Solve for x
    x = 3,513,657.16/1,525.74
  6. Step 6: Final answer
    x = 2,302.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.