Home / 7,787.22-10,733.56-5,519.32

Finding the Fourth Proportional to 7,787.22, 10,733.56 and 5,519.32

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Solution

The fourth proportional to 7,787.22, 10,733.56 and 5,519.32 is: 7,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.22 : 10,733.56 = 5,519.32 : x
  2. Step 2: Convert to fraction form
    7,787.22/10,733.56 = 5,519.32/x
  3. Step 3: Cross multiply
    7,787.22x = 10,733.56 × 5,519.32
  4. Step 4: Simplify right side
    7,787.22x = 59,241,952.38
  5. Step 5: Solve for x
    x = 59,241,952.38/7,787.22
  6. Step 6: Final answer
    x = 7,607.59

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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.