Home / 5,394.18-7,443.43-3,036.27

Finding the Fourth Proportional to 5,394.18, 7,443.43 and 3,036.27

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Solution

The fourth proportional to 5,394.18, 7,443.43 and 3,036.27 is: 4,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.18 : 7,443.43 = 3,036.27 : x
  2. Step 2: Convert to fraction form
    5,394.18/7,443.43 = 3,036.27/x
  3. Step 3: Cross multiply
    5,394.18x = 7,443.43 × 3,036.27
  4. Step 4: Simplify right side
    5,394.18x = 22,600,263.21
  5. Step 5: Solve for x
    x = 22,600,263.21/5,394.18
  6. Step 6: Final answer
    x = 4,189.75

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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.