Home / 4,787.88-6,607.43-2,899.82

Finding the Fourth Proportional to 4,787.88, 6,607.43 and 2,899.82

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Solution

The fourth proportional to 4,787.88, 6,607.43 and 2,899.82 is: 4,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.88 : 6,607.43 = 2,899.82 : x
  2. Step 2: Convert to fraction form
    4,787.88/6,607.43 = 2,899.82/x
  3. Step 3: Cross multiply
    4,787.88x = 6,607.43 × 2,899.82
  4. Step 4: Simplify right side
    4,787.88x = 19,160,331.87
  5. Step 5: Solve for x
    x = 19,160,331.87/4,787.88
  6. Step 6: Final answer
    x = 4,001.84

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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.