Home / 3,389.68-4,675.88-2,382.93

Finding the Fourth Proportional to 3,389.68, 4,675.88 and 2,382.93

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Solution

The fourth proportional to 3,389.68, 4,675.88 and 2,382.93 is: 3,287.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.68 : 4,675.88 = 2,382.93 : x
  2. Step 2: Convert to fraction form
    3,389.68/4,675.88 = 2,382.93/x
  3. Step 3: Cross multiply
    3,389.68x = 4,675.88 × 2,382.93
  4. Step 4: Simplify right side
    3,389.68x = 11,142,300.69
  5. Step 5: Solve for x
    x = 11,142,300.69/3,389.68
  6. Step 6: Final answer
    x = 3,287.12

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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.