Home / 4,258.41-6,389.13-1,626.11

Finding the Fourth Proportional to 4,258.41, 6,389.13 and 1,626.11

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Solution

The fourth proportional to 4,258.41, 6,389.13 and 1,626.11 is: 2,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.41 : 6,389.13 = 1,626.11 : x
  2. Step 2: Convert to fraction form
    4,258.41/6,389.13 = 1,626.11/x
  3. Step 3: Cross multiply
    4,258.41x = 6,389.13 × 1,626.11
  4. Step 4: Simplify right side
    4,258.41x = 10,389,428.18
  5. Step 5: Solve for x
    x = 10,389,428.18/4,258.41
  6. Step 6: Final answer
    x = 2,439.74

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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.