Home / 4,650.42-6,417.46-2,660.85

Finding the Fourth Proportional to 4,650.42, 6,417.46 and 2,660.85

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Solution

The fourth proportional to 4,650.42, 6,417.46 and 2,660.85 is: 3,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.42 : 6,417.46 = 2,660.85 : x
  2. Step 2: Convert to fraction form
    4,650.42/6,417.46 = 2,660.85/x
  3. Step 3: Cross multiply
    4,650.42x = 6,417.46 × 2,660.85
  4. Step 4: Simplify right side
    4,650.42x = 17,075,898.44
  5. Step 5: Solve for x
    x = 17,075,898.44/4,650.42
  6. Step 6: Final answer
    x = 3,671.90

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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.