Home / 5,199.56-7,798.80-1,502.36

Finding the Fourth Proportional to 5,199.56, 7,798.80 and 1,502.36

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Solution

The fourth proportional to 5,199.56, 7,798.80 and 1,502.36 is: 2,253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.56 : 7,798.80 = 1,502.36 : x
  2. Step 2: Convert to fraction form
    5,199.56/7,798.80 = 1,502.36/x
  3. Step 3: Cross multiply
    5,199.56x = 7,798.80 × 1,502.36
  4. Step 4: Simplify right side
    5,199.56x = 11,716,605.17
  5. Step 5: Solve for x
    x = 11,716,605.17/5,199.56
  6. Step 6: Final answer
    x = 2,253.38

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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.