Home / 11,746.84-16,211.20-6,711.60

Finding the Fourth Proportional to 11,746.84, 16,211.20 and 6,711.60

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Solution

The fourth proportional to 11,746.84, 16,211.20 and 6,711.60 is: 9,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.84 : 16,211.20 = 6,711.60 : x
  2. Step 2: Convert to fraction form
    11,746.84/16,211.20 = 6,711.60/x
  3. Step 3: Cross multiply
    11,746.84x = 16,211.20 × 6,711.60
  4. Step 4: Simplify right side
    11,746.84x = 108,803,089.92
  5. Step 5: Solve for x
    x = 108,803,089.92/11,746.84
  6. Step 6: Final answer
    x = 9,262.33

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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.