Home / 3,062.63-4,226.49-1,665.38

Finding the Fourth Proportional to 3,062.63, 4,226.49 and 1,665.38

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Solution

The fourth proportional to 3,062.63, 4,226.49 and 1,665.38 is: 2,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.63 : 4,226.49 = 1,665.38 : x
  2. Step 2: Convert to fraction form
    3,062.63/4,226.49 = 1,665.38/x
  3. Step 3: Cross multiply
    3,062.63x = 4,226.49 × 1,665.38
  4. Step 4: Simplify right side
    3,062.63x = 7,038,690.78
  5. Step 5: Solve for x
    x = 7,038,690.78/3,062.63
  6. Step 6: Final answer
    x = 2,298.25

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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.