Home / 9,374.24-12,935.49-5,394.58

Finding the Fourth Proportional to 9,374.24, 12,935.49 and 5,394.58

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Solution

The fourth proportional to 9,374.24, 12,935.49 and 5,394.58 is: 7,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.24 : 12,935.49 = 5,394.58 : x
  2. Step 2: Convert to fraction form
    9,374.24/12,935.49 = 5,394.58/x
  3. Step 3: Cross multiply
    9,374.24x = 12,935.49 × 5,394.58
  4. Step 4: Simplify right side
    9,374.24x = 69,781,535.64
  5. Step 5: Solve for x
    x = 69,781,535.64/9,374.24
  6. Step 6: Final answer
    x = 7,443.97

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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.