Home / 4,650.18-6,417.27-2,787.18

Finding the Fourth Proportional to 4,650.18, 6,417.27 and 2,787.18

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Solution

The fourth proportional to 4,650.18, 6,417.27 and 2,787.18 is: 3,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.18 : 6,417.27 = 2,787.18 : x
  2. Step 2: Convert to fraction form
    4,650.18/6,417.27 = 2,787.18/x
  3. Step 3: Cross multiply
    4,650.18x = 6,417.27 × 2,787.18
  4. Step 4: Simplify right side
    4,650.18x = 17,886,086.60
  5. Step 5: Solve for x
    x = 17,886,086.60/4,650.18
  6. Step 6: Final answer
    x = 3,846.32

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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.