Home / 5,394.16-7,443.60-3,036.16

Finding the Fourth Proportional to 5,394.16, 7,443.60 and 3,036.16

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Solution

The fourth proportional to 5,394.16, 7,443.60 and 3,036.16 is: 4,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.16 : 7,443.60 = 3,036.16 : x
  2. Step 2: Convert to fraction form
    5,394.16/7,443.60 = 3,036.16/x
  3. Step 3: Cross multiply
    5,394.16x = 7,443.60 × 3,036.16
  4. Step 4: Simplify right side
    5,394.16x = 22,599,960.58
  5. Step 5: Solve for x
    x = 22,599,960.58/5,394.16
  6. Step 6: Final answer
    x = 4,189.71

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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.