Home / 1,525.46-2,290.31-1,249.04

Finding the Fourth Proportional to 1,525.46, 2,290.31 and 1,249.04

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Solution

The fourth proportional to 1,525.46, 2,290.31 and 1,249.04 is: 1,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.46 : 2,290.31 = 1,249.04 : x
  2. Step 2: Convert to fraction form
    1,525.46/2,290.31 = 1,249.04/x
  3. Step 3: Cross multiply
    1,525.46x = 2,290.31 × 1,249.04
  4. Step 4: Simplify right side
    1,525.46x = 2,860,682.56
  5. Step 5: Solve for x
    x = 2,860,682.56/1,525.46
  6. Step 6: Final answer
    x = 1,875.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.