Home / 3,762.24-5,643.52-1,165.12

Finding the Fourth Proportional to 3,762.24, 5,643.52 and 1,165.12

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Solution

The fourth proportional to 3,762.24, 5,643.52 and 1,165.12 is: 1,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.24 : 5,643.52 = 1,165.12 : x
  2. Step 2: Convert to fraction form
    3,762.24/5,643.52 = 1,165.12/x
  3. Step 3: Cross multiply
    3,762.24x = 5,643.52 × 1,165.12
  4. Step 4: Simplify right side
    3,762.24x = 6,575,378.02
  5. Step 5: Solve for x
    x = 6,575,378.02/3,762.24
  6. Step 6: Final answer
    x = 1,747.73

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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.