Home / 8,245.02-12,363.75-3,047.25

Finding the Fourth Proportional to 8,245.02, 12,363.75 and 3,047.25

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Solution

The fourth proportional to 8,245.02, 12,363.75 and 3,047.25 is: 4,569.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.02 : 12,363.75 = 3,047.25 : x
  2. Step 2: Convert to fraction form
    8,245.02/12,363.75 = 3,047.25/x
  3. Step 3: Cross multiply
    8,245.02x = 12,363.75 × 3,047.25
  4. Step 4: Simplify right side
    8,245.02x = 37,675,437.19
  5. Step 5: Solve for x
    x = 37,675,437.19/8,245.02
  6. Step 6: Final answer
    x = 4,569.48

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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.