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Finding the Fourth Proportional to 6,753.84, 10,130.90 and 5,368.12

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Solution

The fourth proportional to 6,753.84, 10,130.90 and 5,368.12 is: 8,052.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.84 : 10,130.90 = 5,368.12 : x
  2. Step 2: Convert to fraction form
    6,753.84/10,130.90 = 5,368.12/x
  3. Step 3: Cross multiply
    6,753.84x = 10,130.90 × 5,368.12
  4. Step 4: Simplify right side
    6,753.84x = 54,383,886.91
  5. Step 5: Solve for x
    x = 54,383,886.91/6,753.84
  6. Step 6: Final answer
    x = 8,052.29

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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.