Home / 7,330.50-10,116-3,973.28

Finding the Fourth Proportional to 7,330.50, 10,116 and 3,973.28

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Solution

The fourth proportional to 7,330.50, 10,116 and 3,973.28 is: 5,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.50 : 10,116 = 3,973.28 : x
  2. Step 2: Convert to fraction form
    7,330.50/10,116 = 3,973.28/x
  3. Step 3: Cross multiply
    7,330.50x = 10,116 × 3,973.28
  4. Step 4: Simplify right side
    7,330.50x = 40,193,649.90
  5. Step 5: Solve for x
    x = 40,193,649.90/7,330.50
  6. Step 6: Final answer
    x = 5,483.07

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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.