Home / 3,165.02-4,747.74-1,217.23

Finding the Fourth Proportional to 3,165.02, 4,747.74 and 1,217.23

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Solution

The fourth proportional to 3,165.02, 4,747.74 and 1,217.23 is: 1,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.02 : 4,747.74 = 1,217.23 : x
  2. Step 2: Convert to fraction form
    3,165.02/4,747.74 = 1,217.23/x
  3. Step 3: Cross multiply
    3,165.02x = 4,747.74 × 1,217.23
  4. Step 4: Simplify right side
    3,165.02x = 5,779,078.55
  5. Step 5: Solve for x
    x = 5,779,078.55/3,165.02
  6. Step 6: Final answer
    x = 1,825.92

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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.