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Finding the Fourth Proportional to 4,473.81, 6,710.49 and 1,353.81

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Solution

The fourth proportional to 4,473.81, 6,710.49 and 1,353.81 is: 2,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,473.81 : 6,710.49 = 1,353.81 : x
  2. Step 2: Convert to fraction form
    4,473.81/6,710.49 = 1,353.81/x
  3. Step 3: Cross multiply
    4,473.81x = 6,710.49 × 1,353.81
  4. Step 4: Simplify right side
    4,473.81x = 9,084,728.47
  5. Step 5: Solve for x
    x = 9,084,728.47/4,473.81
  6. Step 6: Final answer
    x = 2,030.65

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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.