Home / 5,648.04-8,478.36-3,310.92

Finding the Fourth Proportional to 5,648.04, 8,478.36 and 3,310.92

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Solution

The fourth proportional to 5,648.04, 8,478.36 and 3,310.92 is: 4,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.04 : 8,478.36 = 3,310.92 : x
  2. Step 2: Convert to fraction form
    5,648.04/8,478.36 = 3,310.92/x
  3. Step 3: Cross multiply
    5,648.04x = 8,478.36 × 3,310.92
  4. Step 4: Simplify right side
    5,648.04x = 28,071,171.69
  5. Step 5: Solve for x
    x = 28,071,171.69/5,648.04
  6. Step 6: Final answer
    x = 4,970.07

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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.