Home / 1,646.22-2,254.95-1,625.16

Finding the Fourth Proportional to 1,646.22, 2,254.95 and 1,625.16

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Solution

The fourth proportional to 1,646.22, 2,254.95 and 1,625.16 is: 2,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646.22 : 2,254.95 = 1,625.16 : x
  2. Step 2: Convert to fraction form
    1,646.22/2,254.95 = 1,625.16/x
  3. Step 3: Cross multiply
    1,646.22x = 2,254.95 × 1,625.16
  4. Step 4: Simplify right side
    1,646.22x = 3,664,654.54
  5. Step 5: Solve for x
    x = 3,664,654.54/1,646.22
  6. Step 6: Final answer
    x = 2,226.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.