Home / 11,220.43-15,484.30-6,184.84

Finding the Fourth Proportional to 11,220.43, 15,484.30 and 6,184.84

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Solution

The fourth proportional to 11,220.43, 15,484.30 and 6,184.84 is: 8,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.43 : 15,484.30 = 6,184.84 : x
  2. Step 2: Convert to fraction form
    11,220.43/15,484.30 = 6,184.84/x
  3. Step 3: Cross multiply
    11,220.43x = 15,484.30 × 6,184.84
  4. Step 4: Simplify right side
    11,220.43x = 95,767,887.09
  5. Step 5: Solve for x
    x = 95,767,887.09/11,220.43
  6. Step 6: Final answer
    x = 8,535.14

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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.