Home / 10,008.02-13,811.92-5,816

Finding the Fourth Proportional to 10,008.02, 13,811.92 and 5,816

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Solution

The fourth proportional to 10,008.02, 13,811.92 and 5,816 is: 8,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.02 : 13,811.92 = 5,816 : x
  2. Step 2: Convert to fraction form
    10,008.02/13,811.92 = 5,816/x
  3. Step 3: Cross multiply
    10,008.02x = 13,811.92 × 5,816
  4. Step 4: Simplify right side
    10,008.02x = 80,330,126.72
  5. Step 5: Solve for x
    x = 80,330,126.72/10,008.02
  6. Step 6: Final answer
    x = 8,026.58

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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.