Home / 3,269.02-4,897.62-1,515.49

Finding the Fourth Proportional to 3,269.02, 4,897.62 and 1,515.49

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Solution

The fourth proportional to 3,269.02, 4,897.62 and 1,515.49 is: 2,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.02 : 4,897.62 = 1,515.49 : x
  2. Step 2: Convert to fraction form
    3,269.02/4,897.62 = 1,515.49/x
  3. Step 3: Cross multiply
    3,269.02x = 4,897.62 × 1,515.49
  4. Step 4: Simplify right side
    3,269.02x = 7,422,294.13
  5. Step 5: Solve for x
    x = 7,422,294.13/3,269.02
  6. Step 6: Final answer
    x = 2,270.50

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1.5x scale

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.