Home / 7,330.98-10,116.78-3,973.80

Finding the Fourth Proportional to 7,330.98, 10,116.78 and 3,973.80

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Solution

The fourth proportional to 7,330.98, 10,116.78 and 3,973.80 is: 5,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.98 : 10,116.78 = 3,973.80 : x
  2. Step 2: Convert to fraction form
    7,330.98/10,116.78 = 3,973.80/x
  3. Step 3: Cross multiply
    7,330.98x = 10,116.78 × 3,973.80
  4. Step 4: Simplify right side
    7,330.98x = 40,202,060.36
  5. Step 5: Solve for x
    x = 40,202,060.36/7,330.98
  6. Step 6: Final answer
    x = 5,483.86

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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.