Home / 4,787.90-6,606.23-2,771.00

Finding the Fourth Proportional to 4,787.90, 6,606.23 and 2,771.00

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Solution

The fourth proportional to 4,787.90, 6,606.23 and 2,771.00 is: 3,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.90 : 6,606.23 = 2,771.00 : x
  2. Step 2: Convert to fraction form
    4,787.90/6,606.23 = 2,771.00/x
  3. Step 3: Cross multiply
    4,787.90x = 6,606.23 × 2,771.00
  4. Step 4: Simplify right side
    4,787.90x = 18,305,886.77
  5. Step 5: Solve for x
    x = 18,305,886.77/4,787.90
  6. Step 6: Final answer
    x = 3,823.36

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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.