Home / 3,236.30-4,854.47-1,386.26

Finding the Fourth Proportional to 3,236.30, 4,854.47 and 1,386.26

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Solution

The fourth proportional to 3,236.30, 4,854.47 and 1,386.26 is: 2,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.30 : 4,854.47 = 1,386.26 : x
  2. Step 2: Convert to fraction form
    3,236.30/4,854.47 = 1,386.26/x
  3. Step 3: Cross multiply
    3,236.30x = 4,854.47 × 1,386.26
  4. Step 4: Simplify right side
    3,236.30x = 6,729,526.38
  5. Step 5: Solve for x
    x = 6,729,526.38/3,236.30
  6. Step 6: Final answer
    x = 2,079.39

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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.