Home / 7,331.40-10,982.70-4,998.60

Finding the Fourth Proportional to 7,331.40, 10,982.70 and 4,998.60

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Solution

The fourth proportional to 7,331.40, 10,982.70 and 4,998.60 is: 7,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.40 : 10,982.70 = 4,998.60 : x
  2. Step 2: Convert to fraction form
    7,331.40/10,982.70 = 4,998.60/x
  3. Step 3: Cross multiply
    7,331.40x = 10,982.70 × 4,998.60
  4. Step 4: Simplify right side
    7,331.40x = 54,898,124.22
  5. Step 5: Solve for x
    x = 54,898,124.22/7,331.40
  6. Step 6: Final answer
    x = 7,488.08

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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.