Home / 4,552.78-6,827.23-1,921.46

Finding the Fourth Proportional to 4,552.78, 6,827.23 and 1,921.46

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Solution

The fourth proportional to 4,552.78, 6,827.23 and 1,921.46 is: 2,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.78 : 6,827.23 = 1,921.46 : x
  2. Step 2: Convert to fraction form
    4,552.78/6,827.23 = 1,921.46/x
  3. Step 3: Cross multiply
    4,552.78x = 6,827.23 × 1,921.46
  4. Step 4: Simplify right side
    4,552.78x = 13,118,249.36
  5. Step 5: Solve for x
    x = 13,118,249.36/4,552.78
  6. Step 6: Final answer
    x = 2,881.37

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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.