Home / 5,266.66-7,899.46-1,371.07

Finding the Fourth Proportional to 5,266.66, 7,899.46 and 1,371.07

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Solution

The fourth proportional to 5,266.66, 7,899.46 and 1,371.07 is: 2,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.66 : 7,899.46 = 1,371.07 : x
  2. Step 2: Convert to fraction form
    5,266.66/7,899.46 = 1,371.07/x
  3. Step 3: Cross multiply
    5,266.66x = 7,899.46 × 1,371.07
  4. Step 4: Simplify right side
    5,266.66x = 10,830,666.27
  5. Step 5: Solve for x
    x = 10,830,666.27/5,266.66
  6. Step 6: Final answer
    x = 2,056.46

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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.