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Finding the Fourth Proportional to 3,333.18, 4,998 and 1,484.86

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Solution

The fourth proportional to 3,333.18, 4,998 and 1,484.86 is: 2,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.18 : 4,998 = 1,484.86 : x
  2. Step 2: Convert to fraction form
    3,333.18/4,998 = 1,484.86/x
  3. Step 3: Cross multiply
    3,333.18x = 4,998 × 1,484.86
  4. Step 4: Simplify right side
    3,333.18x = 7,421,330.28
  5. Step 5: Solve for x
    x = 7,421,330.28/3,333.18
  6. Step 6: Final answer
    x = 2,226.50

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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.