Home / 3,674.67-5,069.80-2,415.63

Finding the Fourth Proportional to 3,674.67, 5,069.80 and 2,415.63

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Solution

The fourth proportional to 3,674.67, 5,069.80 and 2,415.63 is: 3,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.67 : 5,069.80 = 2,415.63 : x
  2. Step 2: Convert to fraction form
    3,674.67/5,069.80 = 2,415.63/x
  3. Step 3: Cross multiply
    3,674.67x = 5,069.80 × 2,415.63
  4. Step 4: Simplify right side
    3,674.67x = 12,246,748.90
  5. Step 5: Solve for x
    x = 12,246,748.90/3,674.67
  6. Step 6: Final answer
    x = 3,332.75

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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.