Home / 5,003.38-6,905.28-2,907.51

Finding the Fourth Proportional to 5,003.38, 6,905.28 and 2,907.51

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Solution

The fourth proportional to 5,003.38, 6,905.28 and 2,907.51 is: 4,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.38 : 6,905.28 = 2,907.51 : x
  2. Step 2: Convert to fraction form
    5,003.38/6,905.28 = 2,907.51/x
  3. Step 3: Cross multiply
    5,003.38x = 6,905.28 × 2,907.51
  4. Step 4: Simplify right side
    5,003.38x = 20,077,170.65
  5. Step 5: Solve for x
    x = 20,077,170.65/5,003.38
  6. Step 6: Final answer
    x = 4,012.72

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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.