Home / 9,679.68-14,519.52-3,106.32

Finding the Fourth Proportional to 9,679.68, 14,519.52 and 3,106.32

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Solution

The fourth proportional to 9,679.68, 14,519.52 and 3,106.32 is: 4,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.68 : 14,519.52 = 3,106.32 : x
  2. Step 2: Convert to fraction form
    9,679.68/14,519.52 = 3,106.32/x
  3. Step 3: Cross multiply
    9,679.68x = 14,519.52 × 3,106.32
  4. Step 4: Simplify right side
    9,679.68x = 45,102,275.37
  5. Step 5: Solve for x
    x = 45,102,275.37/9,679.68
  6. Step 6: Final answer
    x = 4,659.48

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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.