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Finding the Fourth Proportional to 2,235.84, 3,349.40 and 1,464

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Solution

The fourth proportional to 2,235.84, 3,349.40 and 1,464 is: 2,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.84 : 3,349.40 = 1,464 : x
  2. Step 2: Convert to fraction form
    2,235.84/3,349.40 = 1,464/x
  3. Step 3: Cross multiply
    2,235.84x = 3,349.40 × 1,464
  4. Step 4: Simplify right side
    2,235.84x = 4,903,521.60
  5. Step 5: Solve for x
    x = 4,903,521.60/2,235.84
  6. Step 6: Final answer
    x = 2,193.15

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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.