Home / 10,229.34-14,112.45-6,874.32

Finding the Fourth Proportional to 10,229.34, 14,112.45 and 6,874.32

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Solution

The fourth proportional to 10,229.34, 14,112.45 and 6,874.32 is: 9,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.34 : 14,112.45 = 6,874.32 : x
  2. Step 2: Convert to fraction form
    10,229.34/14,112.45 = 6,874.32/x
  3. Step 3: Cross multiply
    10,229.34x = 14,112.45 × 6,874.32
  4. Step 4: Simplify right side
    10,229.34x = 97,013,497.28
  5. Step 5: Solve for x
    x = 97,013,497.28/10,229.34
  6. Step 6: Final answer
    x = 9,483.85

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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.