Home / 8,073.84-11,142.96-4,537.20

Finding the Fourth Proportional to 8,073.84, 11,142.96 and 4,537.20

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Solution

The fourth proportional to 8,073.84, 11,142.96 and 4,537.20 is: 6,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.84 : 11,142.96 = 4,537.20 : x
  2. Step 2: Convert to fraction form
    8,073.84/11,142.96 = 4,537.20/x
  3. Step 3: Cross multiply
    8,073.84x = 11,142.96 × 4,537.20
  4. Step 4: Simplify right side
    8,073.84x = 50,557,838.11
  5. Step 5: Solve for x
    x = 50,557,838.11/8,073.84
  6. Step 6: Final answer
    x = 6,261.93

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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.