Home / 6,455.79-9,682.42-2,944.74

Finding the Fourth Proportional to 6,455.79, 9,682.42 and 2,944.74

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Solution

The fourth proportional to 6,455.79, 9,682.42 and 2,944.74 is: 4,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.79 : 9,682.42 = 2,944.74 : x
  2. Step 2: Convert to fraction form
    6,455.79/9,682.42 = 2,944.74/x
  3. Step 3: Cross multiply
    6,455.79x = 9,682.42 × 2,944.74
  4. Step 4: Simplify right side
    6,455.79x = 28,512,209.47
  5. Step 5: Solve for x
    x = 28,512,209.47/6,455.79
  6. Step 6: Final answer
    x = 4,416.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.