Home / 8,353.48-11,529.18-6,360.28

Finding the Fourth Proportional to 8,353.48, 11,529.18 and 6,360.28

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Solution

The fourth proportional to 8,353.48, 11,529.18 and 6,360.28 is: 8,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.48 : 11,529.18 = 6,360.28 : x
  2. Step 2: Convert to fraction form
    8,353.48/11,529.18 = 6,360.28/x
  3. Step 3: Cross multiply
    8,353.48x = 11,529.18 × 6,360.28
  4. Step 4: Simplify right side
    8,353.48x = 73,328,812.97
  5. Step 5: Solve for x
    x = 73,328,812.97/8,353.48
  6. Step 6: Final answer
    x = 8,778.24

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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.