Home / 3,345.73-4,617.09-1,853.64

Finding the Fourth Proportional to 3,345.73, 4,617.09 and 1,853.64

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Solution

The fourth proportional to 3,345.73, 4,617.09 and 1,853.64 is: 2,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.73 : 4,617.09 = 1,853.64 : x
  2. Step 2: Convert to fraction form
    3,345.73/4,617.09 = 1,853.64/x
  3. Step 3: Cross multiply
    3,345.73x = 4,617.09 × 1,853.64
  4. Step 4: Simplify right side
    3,345.73x = 8,558,422.71
  5. Step 5: Solve for x
    x = 8,558,422.71/3,345.73
  6. Step 6: Final answer
    x = 2,558.01

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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.