Home / 4,258.96-5,877-2,490.36

Finding the Fourth Proportional to 4,258.96, 5,877 and 2,490.36

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Solution

The fourth proportional to 4,258.96, 5,877 and 2,490.36 is: 3,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.96 : 5,877 = 2,490.36 : x
  2. Step 2: Convert to fraction form
    4,258.96/5,877 = 2,490.36/x
  3. Step 3: Cross multiply
    4,258.96x = 5,877 × 2,490.36
  4. Step 4: Simplify right side
    4,258.96x = 14,635,845.72
  5. Step 5: Solve for x
    x = 14,635,845.72/4,258.96
  6. Step 6: Final answer
    x = 3,436.48

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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.