Home / 4,387.11-6,055.92-2,970.11

Finding the Fourth Proportional to 4,387.11, 6,055.92 and 2,970.11

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Solution

The fourth proportional to 4,387.11, 6,055.92 and 2,970.11 is: 4,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.11 : 6,055.92 = 2,970.11 : x
  2. Step 2: Convert to fraction form
    4,387.11/6,055.92 = 2,970.11/x
  3. Step 3: Cross multiply
    4,387.11x = 6,055.92 × 2,970.11
  4. Step 4: Simplify right side
    4,387.11x = 17,986,718.27
  5. Step 5: Solve for x
    x = 17,986,718.27/4,387.11
  6. Step 6: Final answer
    x = 4,099.90

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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.