Home / 4,153.86-5,733.32-2,665.31

Finding the Fourth Proportional to 4,153.86, 5,733.32 and 2,665.31

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Solution

The fourth proportional to 4,153.86, 5,733.32 and 2,665.31 is: 3,678.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.86 : 5,733.32 = 2,665.31 : x
  2. Step 2: Convert to fraction form
    4,153.86/5,733.32 = 2,665.31/x
  3. Step 3: Cross multiply
    4,153.86x = 5,733.32 × 2,665.31
  4. Step 4: Simplify right side
    4,153.86x = 15,281,033.14
  5. Step 5: Solve for x
    x = 15,281,033.14/4,153.86
  6. Step 6: Final answer
    x = 3,678.75

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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.