Home / 9,352.19-12,905.99-5,103.17

Finding the Fourth Proportional to 9,352.19, 12,905.99 and 5,103.17

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Solution

The fourth proportional to 9,352.19, 12,905.99 and 5,103.17 is: 7,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.19 : 12,905.99 = 5,103.17 : x
  2. Step 2: Convert to fraction form
    9,352.19/12,905.99 = 5,103.17/x
  3. Step 3: Cross multiply
    9,352.19x = 12,905.99 × 5,103.17
  4. Step 4: Simplify right side
    9,352.19x = 65,861,370.94
  5. Step 5: Solve for x
    x = 65,861,370.94/9,352.19
  6. Step 6: Final answer
    x = 7,042.35

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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.