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Finding the Fourth Proportional to 1,745.84, 2,409.70 and 1,000.02

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Solution

The fourth proportional to 1,745.84, 2,409.70 and 1,000.02 is: 1,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.84 : 2,409.70 = 1,000.02 : x
  2. Step 2: Convert to fraction form
    1,745.84/2,409.70 = 1,000.02/x
  3. Step 3: Cross multiply
    1,745.84x = 2,409.70 × 1,000.02
  4. Step 4: Simplify right side
    1,745.84x = 2,409,748.19
  5. Step 5: Solve for x
    x = 2,409,748.19/1,745.84
  6. Step 6: Final answer
    x = 1,380.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.