Home / 3,345.82-4,617.15-1,853.71

Finding the Fourth Proportional to 3,345.82, 4,617.15 and 1,853.71

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Solution

The fourth proportional to 3,345.82, 4,617.15 and 1,853.71 is: 2,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.82 : 4,617.15 = 1,853.71 : x
  2. Step 2: Convert to fraction form
    3,345.82/4,617.15 = 1,853.71/x
  3. Step 3: Cross multiply
    3,345.82x = 4,617.15 × 1,853.71
  4. Step 4: Simplify right side
    3,345.82x = 8,558,857.13
  5. Step 5: Solve for x
    x = 8,558,857.13/3,345.82
  6. Step 6: Final answer
    x = 2,558.07

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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.