Home / 3,952.65-5,448.32-2,676.13

Finding the Fourth Proportional to 3,952.65, 5,448.32 and 2,676.13

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Solution

The fourth proportional to 3,952.65, 5,448.32 and 2,676.13 is: 3,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.65 : 5,448.32 = 2,676.13 : x
  2. Step 2: Convert to fraction form
    3,952.65/5,448.32 = 2,676.13/x
  3. Step 3: Cross multiply
    3,952.65x = 5,448.32 × 2,676.13
  4. Step 4: Simplify right side
    3,952.65x = 14,580,412.60
  5. Step 5: Solve for x
    x = 14,580,412.60/3,952.65
  6. Step 6: Final answer
    x = 3,688.77

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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.