Home / 8,106.68-11,193.36-6,335.18

Finding the Fourth Proportional to 8,106.68, 11,193.36 and 6,335.18

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Solution

The fourth proportional to 8,106.68, 11,193.36 and 6,335.18 is: 8,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.68 : 11,193.36 = 6,335.18 : x
  2. Step 2: Convert to fraction form
    8,106.68/11,193.36 = 6,335.18/x
  3. Step 3: Cross multiply
    8,106.68x = 11,193.36 × 6,335.18
  4. Step 4: Simplify right side
    8,106.68x = 70,911,950.40
  5. Step 5: Solve for x
    x = 70,911,950.40/8,106.68
  6. Step 6: Final answer
    x = 8,747.35

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Double scale
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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.