Home / 4,669.13-6,443.39-2,806.13

Finding the Fourth Proportional to 4,669.13, 6,443.39 and 2,806.13

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Solution

The fourth proportional to 4,669.13, 6,443.39 and 2,806.13 is: 3,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.13 : 6,443.39 = 2,806.13 : x
  2. Step 2: Convert to fraction form
    4,669.13/6,443.39 = 2,806.13/x
  3. Step 3: Cross multiply
    4,669.13x = 6,443.39 × 2,806.13
  4. Step 4: Simplify right side
    4,669.13x = 18,080,964.78
  5. Step 5: Solve for x
    x = 18,080,964.78/4,669.13
  6. Step 6: Final answer
    x = 3,872.45

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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.