Home / 4,651.25-6,416.90-2,660.74

Finding the Fourth Proportional to 4,651.25, 6,416.90 and 2,660.74

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Solution

The fourth proportional to 4,651.25, 6,416.90 and 2,660.74 is: 3,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.25 : 6,416.90 = 2,660.74 : x
  2. Step 2: Convert to fraction form
    4,651.25/6,416.90 = 2,660.74/x
  3. Step 3: Cross multiply
    4,651.25x = 6,416.90 × 2,660.74
  4. Step 4: Simplify right side
    4,651.25x = 17,073,670.42
  5. Step 5: Solve for x
    x = 17,073,670.42/4,651.25
  6. Step 6: Final answer
    x = 3,670.77

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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.