Home / 3,316.47-4,968.63-1,851.18

Finding the Fourth Proportional to 3,316.47, 4,968.63 and 1,851.18

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Solution

The fourth proportional to 3,316.47, 4,968.63 and 1,851.18 is: 2,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.47 : 4,968.63 = 1,851.18 : x
  2. Step 2: Convert to fraction form
    3,316.47/4,968.63 = 1,851.18/x
  3. Step 3: Cross multiply
    3,316.47x = 4,968.63 × 1,851.18
  4. Step 4: Simplify right side
    3,316.47x = 9,197,828.48
  5. Step 5: Solve for x
    x = 9,197,828.48/3,316.47
  6. Step 6: Final answer
    x = 2,773.38

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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.