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Finding the Fourth Proportional to 10,295.46, 15,503.52 and 7,394.04

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Solution

The fourth proportional to 10,295.46, 15,503.52 and 7,394.04 is: 11,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.46 : 15,503.52 = 7,394.04 : x
  2. Step 2: Convert to fraction form
    10,295.46/15,503.52 = 7,394.04/x
  3. Step 3: Cross multiply
    10,295.46x = 15,503.52 × 7,394.04
  4. Step 4: Simplify right side
    10,295.46x = 114,633,647.02
  5. Step 5: Solve for x
    x = 114,633,647.02/10,295.46
  6. Step 6: Final answer
    x = 11,134.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.