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Finding the Fourth Proportional to 7,224.88, 9,970.02 and 4,241.04

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Solution

The fourth proportional to 7,224.88, 9,970.02 and 4,241.04 is: 5,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.88 : 9,970.02 = 4,241.04 : x
  2. Step 2: Convert to fraction form
    7,224.88/9,970.02 = 4,241.04/x
  3. Step 3: Cross multiply
    7,224.88x = 9,970.02 × 4,241.04
  4. Step 4: Simplify right side
    7,224.88x = 42,283,253.62
  5. Step 5: Solve for x
    x = 42,283,253.62/7,224.88
  6. Step 6: Final answer
    x = 5,852.45

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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.