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Finding the Fourth Proportional to 1,675.88, 2,509.50 and 1,459.88

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Solution

The fourth proportional to 1,675.88, 2,509.50 and 1,459.88 is: 2,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.88 : 2,509.50 = 1,459.88 : x
  2. Step 2: Convert to fraction form
    1,675.88/2,509.50 = 1,459.88/x
  3. Step 3: Cross multiply
    1,675.88x = 2,509.50 × 1,459.88
  4. Step 4: Simplify right side
    1,675.88x = 3,663,568.86
  5. Step 5: Solve for x
    x = 3,663,568.86/1,675.88
  6. Step 6: Final answer
    x = 2,186.06

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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.