Home / 11,085.84-16,628.76-6,401.52

Finding the Fourth Proportional to 11,085.84, 16,628.76 and 6,401.52

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Solution

The fourth proportional to 11,085.84, 16,628.76 and 6,401.52 is: 9,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.84 : 16,628.76 = 6,401.52 : x
  2. Step 2: Convert to fraction form
    11,085.84/16,628.76 = 6,401.52/x
  3. Step 3: Cross multiply
    11,085.84x = 16,628.76 × 6,401.52
  4. Step 4: Simplify right side
    11,085.84x = 106,449,339.72
  5. Step 5: Solve for x
    x = 106,449,339.72/11,085.84
  6. Step 6: Final answer
    x = 9,602.28

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.