Home / 3,525.02-5,287.58-1,334.78

Finding the Fourth Proportional to 3,525.02, 5,287.58 and 1,334.78

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Solution

The fourth proportional to 3,525.02, 5,287.58 and 1,334.78 is: 2,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.02 : 5,287.58 = 1,334.78 : x
  2. Step 2: Convert to fraction form
    3,525.02/5,287.58 = 1,334.78/x
  3. Step 3: Cross multiply
    3,525.02x = 5,287.58 × 1,334.78
  4. Step 4: Simplify right side
    3,525.02x = 7,057,732.93
  5. Step 5: Solve for x
    x = 7,057,732.93/3,525.02
  6. Step 6: Final answer
    x = 2,002.19

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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.