Home / 3,386.90-4,672.13-2,059.71

Finding the Fourth Proportional to 3,386.90, 4,672.13 and 2,059.71

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Solution

The fourth proportional to 3,386.90, 4,672.13 and 2,059.71 is: 2,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.90 : 4,672.13 = 2,059.71 : x
  2. Step 2: Convert to fraction form
    3,386.90/4,672.13 = 2,059.71/x
  3. Step 3: Cross multiply
    3,386.90x = 4,672.13 × 2,059.71
  4. Step 4: Simplify right side
    3,386.90x = 9,623,222.58
  5. Step 5: Solve for x
    x = 9,623,222.58/3,386.90
  6. Step 6: Final answer
    x = 2,841.31

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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.