Home / 6,974.32-9,624.33-4,988.20

Finding the Fourth Proportional to 6,974.32, 9,624.33 and 4,988.20

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Solution

The fourth proportional to 6,974.32, 9,624.33 and 4,988.20 is: 6,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.32 : 9,624.33 = 4,988.20 : x
  2. Step 2: Convert to fraction form
    6,974.32/9,624.33 = 4,988.20/x
  3. Step 3: Cross multiply
    6,974.32x = 9,624.33 × 4,988.20
  4. Step 4: Simplify right side
    6,974.32x = 48,008,058.85
  5. Step 5: Solve for x
    x = 48,008,058.85/6,974.32
  6. Step 6: Final answer
    x = 6,883.55

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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.