Home / 11,018.84-15,205.73-6,302.81

Finding the Fourth Proportional to 11,018.84, 15,205.73 and 6,302.81

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Solution

The fourth proportional to 11,018.84, 15,205.73 and 6,302.81 is: 8,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.84 : 15,205.73 = 6,302.81 : x
  2. Step 2: Convert to fraction form
    11,018.84/15,205.73 = 6,302.81/x
  3. Step 3: Cross multiply
    11,018.84x = 15,205.73 × 6,302.81
  4. Step 4: Simplify right side
    11,018.84x = 95,838,833.60
  5. Step 5: Solve for x
    x = 95,838,833.60/11,018.84
  6. Step 6: Final answer
    x = 8,697.73

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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.