Home / 5,065.23-6,990.15-2,827.02

Finding the Fourth Proportional to 5,065.23, 6,990.15 and 2,827.02

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Solution

The fourth proportional to 5,065.23, 6,990.15 and 2,827.02 is: 3,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.23 : 6,990.15 = 2,827.02 : x
  2. Step 2: Convert to fraction form
    5,065.23/6,990.15 = 2,827.02/x
  3. Step 3: Cross multiply
    5,065.23x = 6,990.15 × 2,827.02
  4. Step 4: Simplify right side
    5,065.23x = 19,761,293.85
  5. Step 5: Solve for x
    x = 19,761,293.85/5,065.23
  6. Step 6: Final answer
    x = 3,901.36

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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.