Home / 7,043.48-10,561.80-3,531.98

Finding the Fourth Proportional to 7,043.48, 10,561.80 and 3,531.98

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Solution

The fourth proportional to 7,043.48, 10,561.80 and 3,531.98 is: 5,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.48 : 10,561.80 = 3,531.98 : x
  2. Step 2: Convert to fraction form
    7,043.48/10,561.80 = 3,531.98/x
  3. Step 3: Cross multiply
    7,043.48x = 10,561.80 × 3,531.98
  4. Step 4: Simplify right side
    7,043.48x = 37,304,066.36
  5. Step 5: Solve for x
    x = 37,304,066.36/7,043.48
  6. Step 6: Final answer
    x = 5,296.26

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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.