Home / 5,071.46-6,990.25-3,392.26

Finding the Fourth Proportional to 5,071.46, 6,990.25 and 3,392.26

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Solution

The fourth proportional to 5,071.46, 6,990.25 and 3,392.26 is: 4,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.46 : 6,990.25 = 3,392.26 : x
  2. Step 2: Convert to fraction form
    5,071.46/6,990.25 = 3,392.26/x
  3. Step 3: Cross multiply
    5,071.46x = 6,990.25 × 3,392.26
  4. Step 4: Simplify right side
    5,071.46x = 23,712,752.08
  5. Step 5: Solve for x
    x = 23,712,752.08/5,071.46
  6. Step 6: Final answer
    x = 4,675.73

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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.