Home / 4,521.04-6,778.08-2,179.84

Finding the Fourth Proportional to 4,521.04, 6,778.08 and 2,179.84

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Solution

The fourth proportional to 4,521.04, 6,778.08 and 2,179.84 is: 3,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.04 : 6,778.08 = 2,179.84 : x
  2. Step 2: Convert to fraction form
    4,521.04/6,778.08 = 2,179.84/x
  3. Step 3: Cross multiply
    4,521.04x = 6,778.08 × 2,179.84
  4. Step 4: Simplify right side
    4,521.04x = 14,775,129.91
  5. Step 5: Solve for x
    x = 14,775,129.91/4,521.04
  6. Step 6: Final answer
    x = 3,268.08

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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.