Home / 11,318.17-15,619.18-6,844.91

Finding the Fourth Proportional to 11,318.17, 15,619.18 and 6,844.91

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Solution

The fourth proportional to 11,318.17, 15,619.18 and 6,844.91 is: 9,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.17 : 15,619.18 = 6,844.91 : x
  2. Step 2: Convert to fraction form
    11,318.17/15,619.18 = 6,844.91/x
  3. Step 3: Cross multiply
    11,318.17x = 15,619.18 × 6,844.91
  4. Step 4: Simplify right side
    11,318.17x = 106,911,881.37
  5. Step 5: Solve for x
    x = 106,911,881.37/11,318.17
  6. Step 6: Final answer
    x = 9,446.04

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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.