Home / 7,329.61-10,982.88-5,667.79

Finding the Fourth Proportional to 7,329.61, 10,982.88 and 5,667.79

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Solution

The fourth proportional to 7,329.61, 10,982.88 and 5,667.79 is: 8,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.61 : 10,982.88 = 5,667.79 : x
  2. Step 2: Convert to fraction form
    7,329.61/10,982.88 = 5,667.79/x
  3. Step 3: Cross multiply
    7,329.61x = 10,982.88 × 5,667.79
  4. Step 4: Simplify right side
    7,329.61x = 62,248,657.44
  5. Step 5: Solve for x
    x = 62,248,657.44/7,329.61
  6. Step 6: Final answer
    x = 8,492.77

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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.