Home / 4,659.19-6,989.02-1,327.19

Finding the Fourth Proportional to 4,659.19, 6,989.02 and 1,327.19

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Solution

The fourth proportional to 4,659.19, 6,989.02 and 1,327.19 is: 1,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.19 : 6,989.02 = 1,327.19 : x
  2. Step 2: Convert to fraction form
    4,659.19/6,989.02 = 1,327.19/x
  3. Step 3: Cross multiply
    4,659.19x = 6,989.02 × 1,327.19
  4. Step 4: Simplify right side
    4,659.19x = 9,275,719.19
  5. Step 5: Solve for x
    x = 9,275,719.19/4,659.19
  6. Step 6: Final answer
    x = 1,990.84

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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.