Home / 3,217.02-4,823.90-1,571.10

Finding the Fourth Proportional to 3,217.02, 4,823.90 and 1,571.10

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Solution

The fourth proportional to 3,217.02, 4,823.90 and 1,571.10 is: 2,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.02 : 4,823.90 = 1,571.10 : x
  2. Step 2: Convert to fraction form
    3,217.02/4,823.90 = 1,571.10/x
  3. Step 3: Cross multiply
    3,217.02x = 4,823.90 × 1,571.10
  4. Step 4: Simplify right side
    3,217.02x = 7,578,829.29
  5. Step 5: Solve for x
    x = 7,578,829.29/3,217.02
  6. Step 6: Final answer
    x = 2,355.85

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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.