Home / 7,182.19-9,913.96-6,069.05

Finding the Fourth Proportional to 7,182.19, 9,913.96 and 6,069.05

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Solution

The fourth proportional to 7,182.19, 9,913.96 and 6,069.05 is: 8,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.19 : 9,913.96 = 6,069.05 : x
  2. Step 2: Convert to fraction form
    7,182.19/9,913.96 = 6,069.05/x
  3. Step 3: Cross multiply
    7,182.19x = 9,913.96 × 6,069.05
  4. Step 4: Simplify right side
    7,182.19x = 60,168,318.94
  5. Step 5: Solve for x
    x = 60,168,318.94/7,182.19
  6. Step 6: Final answer
    x = 8,377.43

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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.