Home / 6,351.51-8,765.40-3,833.58

Finding the Fourth Proportional to 6,351.51, 8,765.40 and 3,833.58

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Solution

The fourth proportional to 6,351.51, 8,765.40 and 3,833.58 is: 5,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.51 : 8,765.40 = 3,833.58 : x
  2. Step 2: Convert to fraction form
    6,351.51/8,765.40 = 3,833.58/x
  3. Step 3: Cross multiply
    6,351.51x = 8,765.40 × 3,833.58
  4. Step 4: Simplify right side
    6,351.51x = 33,602,862.13
  5. Step 5: Solve for x
    x = 33,602,862.13/6,351.51
  6. Step 6: Final answer
    x = 5,290.53

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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.