Home / 8,356.13-11,531.46-4,999.08

Finding the Fourth Proportional to 8,356.13, 11,531.46 and 4,999.08

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Solution

The fourth proportional to 8,356.13, 11,531.46 and 4,999.08 is: 6,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.13 : 11,531.46 = 4,999.08 : x
  2. Step 2: Convert to fraction form
    8,356.13/11,531.46 = 4,999.08/x
  3. Step 3: Cross multiply
    8,356.13x = 11,531.46 × 4,999.08
  4. Step 4: Simplify right side
    8,356.13x = 57,646,666.06
  5. Step 5: Solve for x
    x = 57,646,666.06/8,356.13
  6. Step 6: Final answer
    x = 6,898.73

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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.