Home / 4,120.26-5,685.15-3,332.94

Finding the Fourth Proportional to 4,120.26, 5,685.15 and 3,332.94

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Solution

The fourth proportional to 4,120.26, 5,685.15 and 3,332.94 is: 4,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.26 : 5,685.15 = 3,332.94 : x
  2. Step 2: Convert to fraction form
    4,120.26/5,685.15 = 3,332.94/x
  3. Step 3: Cross multiply
    4,120.26x = 5,685.15 × 3,332.94
  4. Step 4: Simplify right side
    4,120.26x = 18,948,263.84
  5. Step 5: Solve for x
    x = 18,948,263.84/4,120.26
  6. Step 6: Final answer
    x = 4,598.80

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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.