Home / 3,317.61-4,975.23-1,562.31

Finding the Fourth Proportional to 3,317.61, 4,975.23 and 1,562.31

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Solution

The fourth proportional to 3,317.61, 4,975.23 and 1,562.31 is: 2,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.61 : 4,975.23 = 1,562.31 : x
  2. Step 2: Convert to fraction form
    3,317.61/4,975.23 = 1,562.31/x
  3. Step 3: Cross multiply
    3,317.61x = 4,975.23 × 1,562.31
  4. Step 4: Simplify right side
    3,317.61x = 7,772,851.58
  5. Step 5: Solve for x
    x = 7,772,851.58/3,317.61
  6. Step 6: Final answer
    x = 2,342.91

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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.