Home / 3,088.21-4,258.01-2,456.81

Finding the Fourth Proportional to 3,088.21, 4,258.01 and 2,456.81

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Solution

The fourth proportional to 3,088.21, 4,258.01 and 2,456.81 is: 3,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.21 : 4,258.01 = 2,456.81 : x
  2. Step 2: Convert to fraction form
    3,088.21/4,258.01 = 2,456.81/x
  3. Step 3: Cross multiply
    3,088.21x = 4,258.01 × 2,456.81
  4. Step 4: Simplify right side
    3,088.21x = 10,461,121.55
  5. Step 5: Solve for x
    x = 10,461,121.55/3,088.21
  6. Step 6: Final answer
    x = 3,387.44

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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.