Home / 9,680.68-14,528.14-4,421.64

Finding the Fourth Proportional to 9,680.68, 14,528.14 and 4,421.64

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Solution

The fourth proportional to 9,680.68, 14,528.14 and 4,421.64 is: 6,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.68 : 14,528.14 = 4,421.64 : x
  2. Step 2: Convert to fraction form
    9,680.68/14,528.14 = 4,421.64/x
  3. Step 3: Cross multiply
    9,680.68x = 14,528.14 × 4,421.64
  4. Step 4: Simplify right side
    9,680.68x = 64,238,204.95
  5. Step 5: Solve for x
    x = 64,238,204.95/9,680.68
  6. Step 6: Final answer
    x = 6,635.71

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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.