Home / 3,345.57-4,617.54-2,087.37

Finding the Fourth Proportional to 3,345.57, 4,617.54 and 2,087.37

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Solution

The fourth proportional to 3,345.57, 4,617.54 and 2,087.37 is: 2,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.57 : 4,617.54 = 2,087.37 : x
  2. Step 2: Convert to fraction form
    3,345.57/4,617.54 = 2,087.37/x
  3. Step 3: Cross multiply
    3,345.57x = 4,617.54 × 2,087.37
  4. Step 4: Simplify right side
    3,345.57x = 9,638,514.47
  5. Step 5: Solve for x
    x = 9,638,514.47/3,345.57
  6. Step 6: Final answer
    x = 2,880.98

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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.