Home / 6,807.31-9,394.19-4,154.29

Finding the Fourth Proportional to 6,807.31, 9,394.19 and 4,154.29

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Solution

The fourth proportional to 6,807.31, 9,394.19 and 4,154.29 is: 5,732.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.31 : 9,394.19 = 4,154.29 : x
  2. Step 2: Convert to fraction form
    6,807.31/9,394.19 = 4,154.29/x
  3. Step 3: Cross multiply
    6,807.31x = 9,394.19 × 4,154.29
  4. Step 4: Simplify right side
    6,807.31x = 39,026,189.58
  5. Step 5: Solve for x
    x = 39,026,189.58/6,807.31
  6. Step 6: Final answer
    x = 5,732.98

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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.