Home / 4,054.78-5,595.60-2,191.78

Finding the Fourth Proportional to 4,054.78, 5,595.60 and 2,191.78

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Solution

The fourth proportional to 4,054.78, 5,595.60 and 2,191.78 is: 3,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.78 : 5,595.60 = 2,191.78 : x
  2. Step 2: Convert to fraction form
    4,054.78/5,595.60 = 2,191.78/x
  3. Step 3: Cross multiply
    4,054.78x = 5,595.60 × 2,191.78
  4. Step 4: Simplify right side
    4,054.78x = 12,264,339.38
  5. Step 5: Solve for x
    x = 12,264,339.38/4,054.78
  6. Step 6: Final answer
    x = 3,024.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.