Home / 3,169.02-4,373.38-1,771.50

Finding the Fourth Proportional to 3,169.02, 4,373.38 and 1,771.50

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Solution

The fourth proportional to 3,169.02, 4,373.38 and 1,771.50 is: 2,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.02 : 4,373.38 = 1,771.50 : x
  2. Step 2: Convert to fraction form
    3,169.02/4,373.38 = 1,771.50/x
  3. Step 3: Cross multiply
    3,169.02x = 4,373.38 × 1,771.50
  4. Step 4: Simplify right side
    3,169.02x = 7,747,442.67
  5. Step 5: Solve for x
    x = 7,747,442.67/3,169.02
  6. Step 6: Final answer
    x = 2,444.74

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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.