Home / 3,258.01-4,496.07-3,140.29

Finding the Fourth Proportional to 3,258.01, 4,496.07 and 3,140.29

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Solution

The fourth proportional to 3,258.01, 4,496.07 and 3,140.29 is: 4,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.01 : 4,496.07 = 3,140.29 : x
  2. Step 2: Convert to fraction form
    3,258.01/4,496.07 = 3,140.29/x
  3. Step 3: Cross multiply
    3,258.01x = 4,496.07 × 3,140.29
  4. Step 4: Simplify right side
    3,258.01x = 14,118,963.66
  5. Step 5: Solve for x
    x = 14,118,963.66/3,258.01
  6. Step 6: Final answer
    x = 4,333.62

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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.