Home / 6,988.68-9,632.52-4,626.72

Finding the Fourth Proportional to 6,988.68, 9,632.52 and 4,626.72

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Solution

The fourth proportional to 6,988.68, 9,632.52 and 4,626.72 is: 6,377.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.68 : 9,632.52 = 4,626.72 : x
  2. Step 2: Convert to fraction form
    6,988.68/9,632.52 = 4,626.72/x
  3. Step 3: Cross multiply
    6,988.68x = 9,632.52 × 4,626.72
  4. Step 4: Simplify right side
    6,988.68x = 44,566,972.93
  5. Step 5: Solve for x
    x = 44,566,972.93/6,988.68
  6. Step 6: Final answer
    x = 6,377.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.