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Finding the Fourth Proportional to 2,693.72, 4,041.72 and 1,462

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Solution

The fourth proportional to 2,693.72, 4,041.72 and 1,462 is: 2,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.72 : 4,041.72 = 1,462 : x
  2. Step 2: Convert to fraction form
    2,693.72/4,041.72 = 1,462/x
  3. Step 3: Cross multiply
    2,693.72x = 4,041.72 × 1,462
  4. Step 4: Simplify right side
    2,693.72x = 5,908,994.64
  5. Step 5: Solve for x
    x = 5,908,994.64/2,693.72
  6. Step 6: Final answer
    x = 2,193.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.