Home / 4,257.75-5,875.70-2,490.84

Finding the Fourth Proportional to 4,257.75, 5,875.70 and 2,490.84

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Solution

The fourth proportional to 4,257.75, 5,875.70 and 2,490.84 is: 3,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.75 : 5,875.70 = 2,490.84 : x
  2. Step 2: Convert to fraction form
    4,257.75/5,875.70 = 2,490.84/x
  3. Step 3: Cross multiply
    4,257.75x = 5,875.70 × 2,490.84
  4. Step 4: Simplify right side
    4,257.75x = 14,635,428.59
  5. Step 5: Solve for x
    x = 14,635,428.59/4,257.75
  6. Step 6: Final answer
    x = 3,437.36

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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.