Home / 8,259.24-11,391.12-6,665.46

Finding the Fourth Proportional to 8,259.24, 11,391.12 and 6,665.46

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Solution

The fourth proportional to 8,259.24, 11,391.12 and 6,665.46 is: 9,192.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.24 : 11,391.12 = 6,665.46 : x
  2. Step 2: Convert to fraction form
    8,259.24/11,391.12 = 6,665.46/x
  3. Step 3: Cross multiply
    8,259.24x = 11,391.12 × 6,665.46
  4. Step 4: Simplify right side
    8,259.24x = 75,927,054.72
  5. Step 5: Solve for x
    x = 75,927,054.72/8,259.24
  6. Step 6: Final answer
    x = 9,192.98

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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.