Home / 7,331.84-11,001.68-3,436.28

Finding the Fourth Proportional to 7,331.84, 11,001.68 and 3,436.28

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Solution

The fourth proportional to 7,331.84, 11,001.68 and 3,436.28 is: 5,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.84 : 11,001.68 = 3,436.28 : x
  2. Step 2: Convert to fraction form
    7,331.84/11,001.68 = 3,436.28/x
  3. Step 3: Cross multiply
    7,331.84x = 11,001.68 × 3,436.28
  4. Step 4: Simplify right side
    7,331.84x = 37,804,852.95
  5. Step 5: Solve for x
    x = 37,804,852.95/7,331.84
  6. Step 6: Final answer
    x = 5,156.26

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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.