Home / 3,391.02-5,088.42-1,830.99

Finding the Fourth Proportional to 3,391.02, 5,088.42 and 1,830.99

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Solution

The fourth proportional to 3,391.02, 5,088.42 and 1,830.99 is: 2,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.02 : 5,088.42 = 1,830.99 : x
  2. Step 2: Convert to fraction form
    3,391.02/5,088.42 = 1,830.99/x
  3. Step 3: Cross multiply
    3,391.02x = 5,088.42 × 1,830.99
  4. Step 4: Simplify right side
    3,391.02x = 9,316,846.14
  5. Step 5: Solve for x
    x = 9,316,846.14/3,391.02
  6. Step 6: Final answer
    x = 2,747.51

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Similar ratio
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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.