Home / 10,091.61-13,924.35-6,113.07

Finding the Fourth Proportional to 10,091.61, 13,924.35 and 6,113.07

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Solution

The fourth proportional to 10,091.61, 13,924.35 and 6,113.07 is: 8,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.61 : 13,924.35 = 6,113.07 : x
  2. Step 2: Convert to fraction form
    10,091.61/13,924.35 = 6,113.07/x
  3. Step 3: Cross multiply
    10,091.61x = 13,924.35 × 6,113.07
  4. Step 4: Simplify right side
    10,091.61x = 85,120,526.25
  5. Step 5: Solve for x
    x = 85,120,526.25/10,091.61
  6. Step 6: Final answer
    x = 8,434.78

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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.