Home / 10,545.51-14,552.90-6,768.75

Finding the Fourth Proportional to 10,545.51, 14,552.90 and 6,768.75

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Solution

The fourth proportional to 10,545.51, 14,552.90 and 6,768.75 is: 9,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.51 : 14,552.90 = 6,768.75 : x
  2. Step 2: Convert to fraction form
    10,545.51/14,552.90 = 6,768.75/x
  3. Step 3: Cross multiply
    10,545.51x = 14,552.90 × 6,768.75
  4. Step 4: Simplify right side
    10,545.51x = 98,504,906.13
  5. Step 5: Solve for x
    x = 98,504,906.13/10,545.51
  6. Step 6: Final answer
    x = 9,340.94

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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.