Home / 8,355.77-11,530.63-4,996.61

Finding the Fourth Proportional to 8,355.77, 11,530.63 and 4,996.61

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Solution

The fourth proportional to 8,355.77, 11,530.63 and 4,996.61 is: 6,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.77 : 11,530.63 = 4,996.61 : x
  2. Step 2: Convert to fraction form
    8,355.77/11,530.63 = 4,996.61/x
  3. Step 3: Cross multiply
    8,355.77x = 11,530.63 × 4,996.61
  4. Step 4: Simplify right side
    8,355.77x = 57,613,991.02
  5. Step 5: Solve for x
    x = 57,613,991.02/8,355.77
  6. Step 6: Final answer
    x = 6,895.11

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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.