Home / 3,280.65-4,920.98-3,232.05

Finding the Fourth Proportional to 3,280.65, 4,920.98 and 3,232.05

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Solution

The fourth proportional to 3,280.65, 4,920.98 and 3,232.05 is: 4,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.65 : 4,920.98 = 3,232.05 : x
  2. Step 2: Convert to fraction form
    3,280.65/4,920.98 = 3,232.05/x
  3. Step 3: Cross multiply
    3,280.65x = 4,920.98 × 3,232.05
  4. Step 4: Simplify right side
    3,280.65x = 15,904,837.25
  5. Step 5: Solve for x
    x = 15,904,837.25/3,280.65
  6. Step 6: Final answer
    x = 4,848.08

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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.