Home / 2,853.92-3,937.16-1,674.45

Finding the Fourth Proportional to 2,853.92, 3,937.16 and 1,674.45

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Solution

The fourth proportional to 2,853.92, 3,937.16 and 1,674.45 is: 2,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.92 : 3,937.16 = 1,674.45 : x
  2. Step 2: Convert to fraction form
    2,853.92/3,937.16 = 1,674.45/x
  3. Step 3: Cross multiply
    2,853.92x = 3,937.16 × 1,674.45
  4. Step 4: Simplify right side
    2,853.92x = 6,592,569.19
  5. Step 5: Solve for x
    x = 6,592,569.19/2,853.92
  6. Step 6: Final answer
    x = 2,310.01

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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.