Home / 11,117.73-15,342.83-6,337.58

Finding the Fourth Proportional to 11,117.73, 15,342.83 and 6,337.58

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Solution

The fourth proportional to 11,117.73, 15,342.83 and 6,337.58 is: 8,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.73 : 15,342.83 = 6,337.58 : x
  2. Step 2: Convert to fraction form
    11,117.73/15,342.83 = 6,337.58/x
  3. Step 3: Cross multiply
    11,117.73x = 15,342.83 × 6,337.58
  4. Step 4: Simplify right side
    11,117.73x = 97,236,419.22
  5. Step 5: Solve for x
    x = 97,236,419.22/11,117.73
  6. Step 6: Final answer
    x = 8,746.07

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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.