Home / 3,088.71-4,258.70-2,457.31

Finding the Fourth Proportional to 3,088.71, 4,258.70 and 2,457.31

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Solution

The fourth proportional to 3,088.71, 4,258.70 and 2,457.31 is: 3,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.71 : 4,258.70 = 2,457.31 : x
  2. Step 2: Convert to fraction form
    3,088.71/4,258.70 = 2,457.31/x
  3. Step 3: Cross multiply
    3,088.71x = 4,258.70 × 2,457.31
  4. Step 4: Simplify right side
    3,088.71x = 10,464,946.10
  5. Step 5: Solve for x
    x = 10,464,946.10/3,088.71
  6. Step 6: Final answer
    x = 3,388.13

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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.