Home / 4,188.02-6,282.10-1,266.36

Finding the Fourth Proportional to 4,188.02, 6,282.10 and 1,266.36

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Solution

The fourth proportional to 4,188.02, 6,282.10 and 1,266.36 is: 1,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.02 : 6,282.10 = 1,266.36 : x
  2. Step 2: Convert to fraction form
    4,188.02/6,282.10 = 1,266.36/x
  3. Step 3: Cross multiply
    4,188.02x = 6,282.10 × 1,266.36
  4. Step 4: Simplify right side
    4,188.02x = 7,955,400.16
  5. Step 5: Solve for x
    x = 7,955,400.16/4,188.02
  6. Step 6: Final answer
    x = 1,899.56

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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.