Home / 4,848.48-6,690.71-2,963.21

Finding the Fourth Proportional to 4,848.48, 6,690.71 and 2,963.21

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Solution

The fourth proportional to 4,848.48, 6,690.71 and 2,963.21 is: 4,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.48 : 6,690.71 = 2,963.21 : x
  2. Step 2: Convert to fraction form
    4,848.48/6,690.71 = 2,963.21/x
  3. Step 3: Cross multiply
    4,848.48x = 6,690.71 × 2,963.21
  4. Step 4: Simplify right side
    4,848.48x = 19,825,963.96
  5. Step 5: Solve for x
    x = 19,825,963.96/4,848.48
  6. Step 6: Final answer
    x = 4,089.11

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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.