Home / 4,257.40-5,875.44-2,490.04

Finding the Fourth Proportional to 4,257.40, 5,875.44 and 2,490.04

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Solution

The fourth proportional to 4,257.40, 5,875.44 and 2,490.04 is: 3,436.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.40 : 5,875.44 = 2,490.04 : x
  2. Step 2: Convert to fraction form
    4,257.40/5,875.44 = 2,490.04/x
  3. Step 3: Cross multiply
    4,257.40x = 5,875.44 × 2,490.04
  4. Step 4: Simplify right side
    4,257.40x = 14,630,080.62
  5. Step 5: Solve for x
    x = 14,630,080.62/4,257.40
  6. Step 6: Final answer
    x = 3,436.39

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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.