Home / 2,796.13-3,848.99-2,417.86

Finding the Fourth Proportional to 2,796.13, 3,848.99 and 2,417.86

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Solution

The fourth proportional to 2,796.13, 3,848.99 and 2,417.86 is: 3,328.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.13 : 3,848.99 = 2,417.86 : x
  2. Step 2: Convert to fraction form
    2,796.13/3,848.99 = 2,417.86/x
  3. Step 3: Cross multiply
    2,796.13x = 3,848.99 × 2,417.86
  4. Step 4: Simplify right side
    2,796.13x = 9,306,318.96
  5. Step 5: Solve for x
    x = 9,306,318.96/2,796.13
  6. Step 6: Final answer
    x = 3,328.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.