Home / 8,064.24-11,125.80-5,271.36

Finding the Fourth Proportional to 8,064.24, 11,125.80 and 5,271.36

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Solution

The fourth proportional to 8,064.24, 11,125.80 and 5,271.36 is: 7,272.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.24 : 11,125.80 = 5,271.36 : x
  2. Step 2: Convert to fraction form
    8,064.24/11,125.80 = 5,271.36/x
  3. Step 3: Cross multiply
    8,064.24x = 11,125.80 × 5,271.36
  4. Step 4: Simplify right side
    8,064.24x = 58,648,097.09
  5. Step 5: Solve for x
    x = 58,648,097.09/8,064.24
  6. Step 6: Final answer
    x = 7,272.61

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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.