Home / 4,893.28-7,341.18-2,815.66

Finding the Fourth Proportional to 4,893.28, 7,341.18 and 2,815.66

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Solution

The fourth proportional to 4,893.28, 7,341.18 and 2,815.66 is: 4,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.28 : 7,341.18 = 2,815.66 : x
  2. Step 2: Convert to fraction form
    4,893.28/7,341.18 = 2,815.66/x
  3. Step 3: Cross multiply
    4,893.28x = 7,341.18 × 2,815.66
  4. Step 4: Simplify right side
    4,893.28x = 20,670,266.88
  5. Step 5: Solve for x
    x = 20,670,266.88/4,893.28
  6. Step 6: Final answer
    x = 4,224.22

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1.5x scale

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.