Home / 4,259.51-5,878.25-2,665.65

Finding the Fourth Proportional to 4,259.51, 5,878.25 and 2,665.65

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Solution

The fourth proportional to 4,259.51, 5,878.25 and 2,665.65 is: 3,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.51 : 5,878.25 = 2,665.65 : x
  2. Step 2: Convert to fraction form
    4,259.51/5,878.25 = 2,665.65/x
  3. Step 3: Cross multiply
    4,259.51x = 5,878.25 × 2,665.65
  4. Step 4: Simplify right side
    4,259.51x = 15,669,357.11
  5. Step 5: Solve for x
    x = 15,669,357.11/4,259.51
  6. Step 6: Final answer
    x = 3,678.68

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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.