Home / 4,302.87-5,939.78-2,907.51

Finding the Fourth Proportional to 4,302.87, 5,939.78 and 2,907.51

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Solution

The fourth proportional to 4,302.87, 5,939.78 and 2,907.51 is: 4,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.87 : 5,939.78 = 2,907.51 : x
  2. Step 2: Convert to fraction form
    4,302.87/5,939.78 = 2,907.51/x
  3. Step 3: Cross multiply
    4,302.87x = 5,939.78 × 2,907.51
  4. Step 4: Simplify right side
    4,302.87x = 17,269,969.75
  5. Step 5: Solve for x
    x = 17,269,969.75/4,302.87
  6. Step 6: Final answer
    x = 4,013.59

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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.