Home / 4,557.30-6,838.12-1,635.90

Finding the Fourth Proportional to 4,557.30, 6,838.12 and 1,635.90

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Solution

The fourth proportional to 4,557.30, 6,838.12 and 1,635.90 is: 2,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.30 : 6,838.12 = 1,635.90 : x
  2. Step 2: Convert to fraction form
    4,557.30/6,838.12 = 1,635.90/x
  3. Step 3: Cross multiply
    4,557.30x = 6,838.12 × 1,635.90
  4. Step 4: Simplify right side
    4,557.30x = 11,186,480.51
  5. Step 5: Solve for x
    x = 11,186,480.51/4,557.30
  6. Step 6: Final answer
    x = 2,454.63

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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.