Home / 10,081.53-13,913.81-6,102.71

Finding the Fourth Proportional to 10,081.53, 13,913.81 and 6,102.71

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Solution

The fourth proportional to 10,081.53, 13,913.81 and 6,102.71 is: 8,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.53 : 13,913.81 = 6,102.71 : x
  2. Step 2: Convert to fraction form
    10,081.53/13,913.81 = 6,102.71/x
  3. Step 3: Cross multiply
    10,081.53x = 13,913.81 × 6,102.71
  4. Step 4: Simplify right side
    10,081.53x = 84,911,922.40
  5. Step 5: Solve for x
    x = 84,911,922.40/10,081.53
  6. Step 6: Final answer
    x = 8,422.52

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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.