Home / 9,685.11-14,528.68-3,445.70

Finding the Fourth Proportional to 9,685.11, 14,528.68 and 3,445.70

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Solution

The fourth proportional to 9,685.11, 14,528.68 and 3,445.70 is: 5,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.11 : 14,528.68 = 3,445.70 : x
  2. Step 2: Convert to fraction form
    9,685.11/14,528.68 = 3,445.70/x
  3. Step 3: Cross multiply
    9,685.11x = 14,528.68 × 3,445.70
  4. Step 4: Simplify right side
    9,685.11x = 50,061,492.52
  5. Step 5: Solve for x
    x = 50,061,492.52/9,685.11
  6. Step 6: Final answer
    x = 5,168.91

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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.