Home / 1,525.42-2,102.92-1,083.16

Finding the Fourth Proportional to 1,525.42, 2,102.92 and 1,083.16

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Solution

The fourth proportional to 1,525.42, 2,102.92 and 1,083.16 is: 1,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.42 : 2,102.92 = 1,083.16 : x
  2. Step 2: Convert to fraction form
    1,525.42/2,102.92 = 1,083.16/x
  3. Step 3: Cross multiply
    1,525.42x = 2,102.92 × 1,083.16
  4. Step 4: Simplify right side
    1,525.42x = 2,277,798.83
  5. Step 5: Solve for x
    x = 2,277,798.83/1,525.42
  6. Step 6: Final answer
    x = 1,493.23

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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.