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Finding the Fourth Proportional to 3,335.56, 4,602.74 and 1,937.96

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Solution

The fourth proportional to 3,335.56, 4,602.74 and 1,937.96 is: 2,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.56 : 4,602.74 = 1,937.96 : x
  2. Step 2: Convert to fraction form
    3,335.56/4,602.74 = 1,937.96/x
  3. Step 3: Cross multiply
    3,335.56x = 4,602.74 × 1,937.96
  4. Step 4: Simplify right side
    3,335.56x = 8,919,926.01
  5. Step 5: Solve for x
    x = 8,919,926.01/3,335.56
  6. Step 6: Final answer
    x = 2,674.19

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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.