Home / 2,356.74-3,245.13-2,107.26

Finding the Fourth Proportional to 2,356.74, 3,245.13 and 2,107.26

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Solution

The fourth proportional to 2,356.74, 3,245.13 and 2,107.26 is: 2,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.74 : 3,245.13 = 2,107.26 : x
  2. Step 2: Convert to fraction form
    2,356.74/3,245.13 = 2,107.26/x
  3. Step 3: Cross multiply
    2,356.74x = 3,245.13 × 2,107.26
  4. Step 4: Simplify right side
    2,356.74x = 6,838,332.64
  5. Step 5: Solve for x
    x = 6,838,332.64/2,356.74
  6. Step 6: Final answer
    x = 2,901.61

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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.