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Finding the Fourth Proportional to 3,298.88, 4,958.76 and 1,840.88

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Solution

The fourth proportional to 3,298.88, 4,958.76 and 1,840.88 is: 2,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.88 : 4,958.76 = 1,840.88 : x
  2. Step 2: Convert to fraction form
    3,298.88/4,958.76 = 1,840.88/x
  3. Step 3: Cross multiply
    3,298.88x = 4,958.76 × 1,840.88
  4. Step 4: Simplify right side
    3,298.88x = 9,128,482.11
  5. Step 5: Solve for x
    x = 9,128,482.11/3,298.88
  6. Step 6: Final answer
    x = 2,767.15

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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.