Home / 6,979.23-9,630.23-4,463.55

Finding the Fourth Proportional to 6,979.23, 9,630.23 and 4,463.55

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Solution

The fourth proportional to 6,979.23, 9,630.23 and 4,463.55 is: 6,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.23 : 9,630.23 = 4,463.55 : x
  2. Step 2: Convert to fraction form
    6,979.23/9,630.23 = 4,463.55/x
  3. Step 3: Cross multiply
    6,979.23x = 9,630.23 × 4,463.55
  4. Step 4: Simplify right side
    6,979.23x = 42,984,990.80
  5. Step 5: Solve for x
    x = 42,984,990.80/6,979.23
  6. Step 6: Final answer
    x = 6,158.99

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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.