Home / 7,331.39-10,998.63-2,400.66

Finding the Fourth Proportional to 7,331.39, 10,998.63 and 2,400.66

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Solution

The fourth proportional to 7,331.39, 10,998.63 and 2,400.66 is: 3,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.39 : 10,998.63 = 2,400.66 : x
  2. Step 2: Convert to fraction form
    7,331.39/10,998.63 = 2,400.66/x
  3. Step 3: Cross multiply
    7,331.39x = 10,998.63 × 2,400.66
  4. Step 4: Simplify right side
    7,331.39x = 26,403,980.10
  5. Step 5: Solve for x
    x = 26,403,980.10/7,331.39
  6. Step 6: Final answer
    x = 3,601.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.