Home / 7,509.46-11,264.11-5,279.07

Finding the Fourth Proportional to 7,509.46, 11,264.11 and 5,279.07

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Solution

The fourth proportional to 7,509.46, 11,264.11 and 5,279.07 is: 7,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.46 : 11,264.11 = 5,279.07 : x
  2. Step 2: Convert to fraction form
    7,509.46/11,264.11 = 5,279.07/x
  3. Step 3: Cross multiply
    7,509.46x = 11,264.11 × 5,279.07
  4. Step 4: Simplify right side
    7,509.46x = 59,464,083.92
  5. Step 5: Solve for x
    x = 59,464,083.92/7,509.46
  6. Step 6: Final answer
    x = 7,918.56

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1.5x scale

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.