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Finding the Fourth Proportional to 1,859.66, 2,562.99 and 1,527.02

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Solution

The fourth proportional to 1,859.66, 2,562.99 and 1,527.02 is: 2,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.66 : 2,562.99 = 1,527.02 : x
  2. Step 2: Convert to fraction form
    1,859.66/2,562.99 = 1,527.02/x
  3. Step 3: Cross multiply
    1,859.66x = 2,562.99 × 1,527.02
  4. Step 4: Simplify right side
    1,859.66x = 3,913,724.17
  5. Step 5: Solve for x
    x = 3,913,724.17/1,859.66
  6. Step 6: Final answer
    x = 2,104.54

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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.