Home / 10,088.96-13,920.66-6,110.36

Finding the Fourth Proportional to 10,088.96, 13,920.66 and 6,110.36

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Solution

The fourth proportional to 10,088.96, 13,920.66 and 6,110.36 is: 8,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.96 : 13,920.66 = 6,110.36 : x
  2. Step 2: Convert to fraction form
    10,088.96/13,920.66 = 6,110.36/x
  3. Step 3: Cross multiply
    10,088.96x = 13,920.66 × 6,110.36
  4. Step 4: Simplify right side
    10,088.96x = 85,060,244.04
  5. Step 5: Solve for x
    x = 85,060,244.04/10,088.96
  6. Step 6: Final answer
    x = 8,431.02

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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.