Home / 3,409.66-5,089.60-2,925.82

Finding the Fourth Proportional to 3,409.66, 5,089.60 and 2,925.82

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Solution

The fourth proportional to 3,409.66, 5,089.60 and 2,925.82 is: 4,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.66 : 5,089.60 = 2,925.82 : x
  2. Step 2: Convert to fraction form
    3,409.66/5,089.60 = 2,925.82/x
  3. Step 3: Cross multiply
    3,409.66x = 5,089.60 × 2,925.82
  4. Step 4: Simplify right side
    3,409.66x = 14,891,253.47
  5. Step 5: Solve for x
    x = 14,891,253.47/3,409.66
  6. Step 6: Final answer
    x = 4,367.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.