Home / 1,525.06-2,104.38-965.42

Finding the Fourth Proportional to 1,525.06, 2,104.38 and 965.42

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Solution

The fourth proportional to 1,525.06, 2,104.38 and 965.42 is: 1,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.06 : 2,104.38 = 965.42 : x
  2. Step 2: Convert to fraction form
    1,525.06/2,104.38 = 965.42/x
  3. Step 3: Cross multiply
    1,525.06x = 2,104.38 × 965.42
  4. Step 4: Simplify right side
    1,525.06x = 2,031,607.91
  5. Step 5: Solve for x
    x = 2,031,607.91/1,525.06
  6. Step 6: Final answer
    x = 1,332.15

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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.