Home / 10,118.62-13,954.60-6,342.17

Finding the Fourth Proportional to 10,118.62, 13,954.60 and 6,342.17

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Solution

The fourth proportional to 10,118.62, 13,954.60 and 6,342.17 is: 8,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.62 : 13,954.60 = 6,342.17 : x
  2. Step 2: Convert to fraction form
    10,118.62/13,954.60 = 6,342.17/x
  3. Step 3: Cross multiply
    10,118.62x = 13,954.60 × 6,342.17
  4. Step 4: Simplify right side
    10,118.62x = 88,502,347.96
  5. Step 5: Solve for x
    x = 88,502,347.96/10,118.62
  6. Step 6: Final answer
    x = 8,746.48

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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.