Home / 7,507.34-11,264.35-2,580.51

Finding the Fourth Proportional to 7,507.34, 11,264.35 and 2,580.51

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Solution

The fourth proportional to 7,507.34, 11,264.35 and 2,580.51 is: 3,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.34 : 11,264.35 = 2,580.51 : x
  2. Step 2: Convert to fraction form
    7,507.34/11,264.35 = 2,580.51/x
  3. Step 3: Cross multiply
    7,507.34x = 11,264.35 × 2,580.51
  4. Step 4: Simplify right side
    7,507.34x = 29,067,767.82
  5. Step 5: Solve for x
    x = 29,067,767.82/7,507.34
  6. Step 6: Final answer
    x = 3,871.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.