Home / 3,216.02-4,827.05-1,657.10

Finding the Fourth Proportional to 3,216.02, 4,827.05 and 1,657.10

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Solution

The fourth proportional to 3,216.02, 4,827.05 and 1,657.10 is: 2,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.02 : 4,827.05 = 1,657.10 : x
  2. Step 2: Convert to fraction form
    3,216.02/4,827.05 = 1,657.10/x
  3. Step 3: Cross multiply
    3,216.02x = 4,827.05 × 1,657.10
  4. Step 4: Simplify right side
    3,216.02x = 7,998,904.56
  5. Step 5: Solve for x
    x = 7,998,904.56/3,216.02
  6. Step 6: Final answer
    x = 2,487.21

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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.