Home / 7,688.73-10,608.33-4,331.35

Finding the Fourth Proportional to 7,688.73, 10,608.33 and 4,331.35

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Solution

The fourth proportional to 7,688.73, 10,608.33 and 4,331.35 is: 5,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.73 : 10,608.33 = 4,331.35 : x
  2. Step 2: Convert to fraction form
    7,688.73/10,608.33 = 4,331.35/x
  3. Step 3: Cross multiply
    7,688.73x = 10,608.33 × 4,331.35
  4. Step 4: Simplify right side
    7,688.73x = 45,948,390.15
  5. Step 5: Solve for x
    x = 45,948,390.15/7,688.73
  6. Step 6: Final answer
    x = 5,976.07

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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.