Home / 4,615.77-6,925.96-2,150.78

Finding the Fourth Proportional to 4,615.77, 6,925.96 and 2,150.78

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Solution

The fourth proportional to 4,615.77, 6,925.96 and 2,150.78 is: 3,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.77 : 6,925.96 = 2,150.78 : x
  2. Step 2: Convert to fraction form
    4,615.77/6,925.96 = 2,150.78/x
  3. Step 3: Cross multiply
    4,615.77x = 6,925.96 × 2,150.78
  4. Step 4: Simplify right side
    4,615.77x = 14,896,191.69
  5. Step 5: Solve for x
    x = 14,896,191.69/4,615.77
  6. Step 6: Final answer
    x = 3,227.24

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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.