Home / 4,531.72-6,800.64-1,610.08

Finding the Fourth Proportional to 4,531.72, 6,800.64 and 1,610.08

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Solution

The fourth proportional to 4,531.72, 6,800.64 and 1,610.08 is: 2,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.72 : 6,800.64 = 1,610.08 : x
  2. Step 2: Convert to fraction form
    4,531.72/6,800.64 = 1,610.08/x
  3. Step 3: Cross multiply
    4,531.72x = 6,800.64 × 1,610.08
  4. Step 4: Simplify right side
    4,531.72x = 10,949,574.45
  5. Step 5: Solve for x
    x = 10,949,574.45/4,531.72
  6. Step 6: Final answer
    x = 2,416.21

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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.