Home / 4,257.50-5,875.36-2,490.08

Finding the Fourth Proportional to 4,257.50, 5,875.36 and 2,490.08

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Solution

The fourth proportional to 4,257.50, 5,875.36 and 2,490.08 is: 3,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.50 : 5,875.36 = 2,490.08 : x
  2. Step 2: Convert to fraction form
    4,257.50/5,875.36 = 2,490.08/x
  3. Step 3: Cross multiply
    4,257.50x = 5,875.36 × 2,490.08
  4. Step 4: Simplify right side
    4,257.50x = 14,630,116.43
  5. Step 5: Solve for x
    x = 14,630,116.43/4,257.50
  6. Step 6: Final answer
    x = 3,436.32

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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.