Home / 9,548.73-13,178.39-5,357.61

Finding the Fourth Proportional to 9,548.73, 13,178.39 and 5,357.61

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Solution

The fourth proportional to 9,548.73, 13,178.39 and 5,357.61 is: 7,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,548.73 : 13,178.39 = 5,357.61 : x
  2. Step 2: Convert to fraction form
    9,548.73/13,178.39 = 5,357.61/x
  3. Step 3: Cross multiply
    9,548.73x = 13,178.39 × 5,357.61
  4. Step 4: Simplify right side
    9,548.73x = 70,604,647.26
  5. Step 5: Solve for x
    x = 70,604,647.26/9,548.73
  6. Step 6: Final answer
    x = 7,394.14

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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.