Home / 4,389.12-6,060.24-2,818.08

Finding the Fourth Proportional to 4,389.12, 6,060.24 and 2,818.08

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Solution

The fourth proportional to 4,389.12, 6,060.24 and 2,818.08 is: 3,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.12 : 6,060.24 = 2,818.08 : x
  2. Step 2: Convert to fraction form
    4,389.12/6,060.24 = 2,818.08/x
  3. Step 3: Cross multiply
    4,389.12x = 6,060.24 × 2,818.08
  4. Step 4: Simplify right side
    4,389.12x = 17,078,241.14
  5. Step 5: Solve for x
    x = 17,078,241.14/4,389.12
  6. Step 6: Final answer
    x = 3,891.04

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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.