Home / 5,046.36-6,963.65-2,808.15

Finding the Fourth Proportional to 5,046.36, 6,963.65 and 2,808.15

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Solution

The fourth proportional to 5,046.36, 6,963.65 and 2,808.15 is: 3,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.36 : 6,963.65 = 2,808.15 : x
  2. Step 2: Convert to fraction form
    5,046.36/6,963.65 = 2,808.15/x
  3. Step 3: Cross multiply
    5,046.36x = 6,963.65 × 2,808.15
  4. Step 4: Simplify right side
    5,046.36x = 19,554,973.75
  5. Step 5: Solve for x
    x = 19,554,973.75/5,046.36
  6. Step 6: Final answer
    x = 3,875.07

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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.