Home / 9,680.11-14,520.67-3,106.35

Finding the Fourth Proportional to 9,680.11, 14,520.67 and 3,106.35

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Solution

The fourth proportional to 9,680.11, 14,520.67 and 3,106.35 is: 4,659.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.11 : 14,520.67 = 3,106.35 : x
  2. Step 2: Convert to fraction form
    9,680.11/14,520.67 = 3,106.35/x
  3. Step 3: Cross multiply
    9,680.11x = 14,520.67 × 3,106.35
  4. Step 4: Simplify right side
    9,680.11x = 45,106,275.49
  5. Step 5: Solve for x
    x = 45,106,275.49/9,680.11
  6. Step 6: Final answer
    x = 4,659.69

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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.