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Finding the Fourth Proportional to 3,332.66, 4,988.41 and 1,867.34

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Solution

The fourth proportional to 3,332.66, 4,988.41 and 1,867.34 is: 2,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.66 : 4,988.41 = 1,867.34 : x
  2. Step 2: Convert to fraction form
    3,332.66/4,988.41 = 1,867.34/x
  3. Step 3: Cross multiply
    3,332.66x = 4,988.41 × 1,867.34
  4. Step 4: Simplify right side
    3,332.66x = 9,315,057.53
  5. Step 5: Solve for x
    x = 9,315,057.53/3,332.66
  6. Step 6: Final answer
    x = 2,795.08

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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.