Home / 10,009.06-13,813.77-5,816.50

Finding the Fourth Proportional to 10,009.06, 13,813.77 and 5,816.50

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Solution

The fourth proportional to 10,009.06, 13,813.77 and 5,816.50 is: 8,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.06 : 13,813.77 = 5,816.50 : x
  2. Step 2: Convert to fraction form
    10,009.06/13,813.77 = 5,816.50/x
  3. Step 3: Cross multiply
    10,009.06x = 13,813.77 × 5,816.50
  4. Step 4: Simplify right side
    10,009.06x = 80,347,793.21
  5. Step 5: Solve for x
    x = 80,347,793.21/10,009.06
  6. Step 6: Final answer
    x = 8,027.51

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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.