Home / 4,787.37-6,605.55-2,898.59

Finding the Fourth Proportional to 4,787.37, 6,605.55 and 2,898.59

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Solution

The fourth proportional to 4,787.37, 6,605.55 and 2,898.59 is: 3,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.37 : 6,605.55 = 2,898.59 : x
  2. Step 2: Convert to fraction form
    4,787.37/6,605.55 = 2,898.59/x
  3. Step 3: Cross multiply
    4,787.37x = 6,605.55 × 2,898.59
  4. Step 4: Simplify right side
    4,787.37x = 19,146,748.15
  5. Step 5: Solve for x
    x = 19,146,748.15/4,787.37
  6. Step 6: Final answer
    x = 3,999.43

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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.