Home / 7,394.28-10,203.97-4,207.50

Finding the Fourth Proportional to 7,394.28, 10,203.97 and 4,207.50

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Solution

The fourth proportional to 7,394.28, 10,203.97 and 4,207.50 is: 5,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.28 : 10,203.97 = 4,207.50 : x
  2. Step 2: Convert to fraction form
    7,394.28/10,203.97 = 4,207.50/x
  3. Step 3: Cross multiply
    7,394.28x = 10,203.97 × 4,207.50
  4. Step 4: Simplify right side
    7,394.28x = 42,933,203.78
  5. Step 5: Solve for x
    x = 42,933,203.78/7,394.28
  6. Step 6: Final answer
    x = 5,806.27

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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.