Home / 4,484.78-6,185.49-2,913.38

Finding the Fourth Proportional to 4,484.78, 6,185.49 and 2,913.38

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Solution

The fourth proportional to 4,484.78, 6,185.49 and 2,913.38 is: 4,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.78 : 6,185.49 = 2,913.38 : x
  2. Step 2: Convert to fraction form
    4,484.78/6,185.49 = 2,913.38/x
  3. Step 3: Cross multiply
    4,484.78x = 6,185.49 × 2,913.38
  4. Step 4: Simplify right side
    4,484.78x = 18,020,682.86
  5. Step 5: Solve for x
    x = 18,020,682.86/4,484.78
  6. Step 6: Final answer
    x = 4,018.19

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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.