Home / 3,807.19-5,256.66-2,968.84

Finding the Fourth Proportional to 3,807.19, 5,256.66 and 2,968.84

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Solution

The fourth proportional to 3,807.19, 5,256.66 and 2,968.84 is: 4,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.19 : 5,256.66 = 2,968.84 : x
  2. Step 2: Convert to fraction form
    3,807.19/5,256.66 = 2,968.84/x
  3. Step 3: Cross multiply
    3,807.19x = 5,256.66 × 2,968.84
  4. Step 4: Simplify right side
    3,807.19x = 15,606,182.47
  5. Step 5: Solve for x
    x = 15,606,182.47/3,807.19
  6. Step 6: Final answer
    x = 4,099.13

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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.