Home / 2,841.16-4,257.96-1,607.80

Finding the Fourth Proportional to 2,841.16, 4,257.96 and 1,607.80

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Solution

The fourth proportional to 2,841.16, 4,257.96 and 1,607.80 is: 2,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.16 : 4,257.96 = 1,607.80 : x
  2. Step 2: Convert to fraction form
    2,841.16/4,257.96 = 1,607.80/x
  3. Step 3: Cross multiply
    2,841.16x = 4,257.96 × 1,607.80
  4. Step 4: Simplify right side
    2,841.16x = 6,845,948.09
  5. Step 5: Solve for x
    x = 6,845,948.09/2,841.16
  6. Step 6: Final answer
    x = 2,409.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.