Home / 3,169.02-4,752.54-1,319.66

Finding the Fourth Proportional to 3,169.02, 4,752.54 and 1,319.66

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Solution

The fourth proportional to 3,169.02, 4,752.54 and 1,319.66 is: 1,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.02 : 4,752.54 = 1,319.66 : x
  2. Step 2: Convert to fraction form
    3,169.02/4,752.54 = 1,319.66/x
  3. Step 3: Cross multiply
    3,169.02x = 4,752.54 × 1,319.66
  4. Step 4: Simplify right side
    3,169.02x = 6,271,731.00
  5. Step 5: Solve for x
    x = 6,271,731.00/3,169.02
  6. Step 6: Final answer
    x = 1,979.07

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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.