Home / 11,054.84-16,560.05-5,491.35

Finding the Fourth Proportional to 11,054.84, 16,560.05 and 5,491.35

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Solution

The fourth proportional to 11,054.84, 16,560.05 and 5,491.35 is: 8,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.84 : 16,560.05 = 5,491.35 : x
  2. Step 2: Convert to fraction form
    11,054.84/16,560.05 = 5,491.35/x
  3. Step 3: Cross multiply
    11,054.84x = 16,560.05 × 5,491.35
  4. Step 4: Simplify right side
    11,054.84x = 90,937,003.11
  5. Step 5: Solve for x
    x = 90,937,003.11/11,054.84
  6. Step 6: Final answer
    x = 8,225.99

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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.