Home / 9,719.06-14,578.92-3,479.49

Finding the Fourth Proportional to 9,719.06, 14,578.92 and 3,479.49

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Solution

The fourth proportional to 9,719.06, 14,578.92 and 3,479.49 is: 5,219.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719.06 : 14,578.92 = 3,479.49 : x
  2. Step 2: Convert to fraction form
    9,719.06/14,578.92 = 3,479.49/x
  3. Step 3: Cross multiply
    9,719.06x = 14,578.92 × 3,479.49
  4. Step 4: Simplify right side
    9,719.06x = 50,727,206.35
  5. Step 5: Solve for x
    x = 50,727,206.35/9,719.06
  6. Step 6: Final answer
    x = 5,219.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.