Home / 4,480.19-6,719.27-2,931.06

Finding the Fourth Proportional to 4,480.19, 6,719.27 and 2,931.06

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Solution

The fourth proportional to 4,480.19, 6,719.27 and 2,931.06 is: 4,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.19 : 6,719.27 = 2,931.06 : x
  2. Step 2: Convert to fraction form
    4,480.19/6,719.27 = 2,931.06/x
  3. Step 3: Cross multiply
    4,480.19x = 6,719.27 × 2,931.06
  4. Step 4: Simplify right side
    4,480.19x = 19,694,583.53
  5. Step 5: Solve for x
    x = 19,694,583.53/4,480.19
  6. Step 6: Final answer
    x = 4,395.93

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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.