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Finding the Fourth Proportional to 5,199.93, 7,801.16 and 1,502.08

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Solution

The fourth proportional to 5,199.93, 7,801.16 and 1,502.08 is: 2,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.93 : 7,801.16 = 1,502.08 : x
  2. Step 2: Convert to fraction form
    5,199.93/7,801.16 = 1,502.08/x
  3. Step 3: Cross multiply
    5,199.93x = 7,801.16 × 1,502.08
  4. Step 4: Simplify right side
    5,199.93x = 11,717,939.40
  5. Step 5: Solve for x
    x = 11,717,939.40/5,199.93
  6. Step 6: Final answer
    x = 2,253.48

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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.