Home / 11,210.50-16,810.38-6,531.84

Finding the Fourth Proportional to 11,210.50, 16,810.38 and 6,531.84

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Solution

The fourth proportional to 11,210.50, 16,810.38 and 6,531.84 is: 9,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.50 : 16,810.38 = 6,531.84 : x
  2. Step 2: Convert to fraction form
    11,210.50/16,810.38 = 6,531.84/x
  3. Step 3: Cross multiply
    11,210.50x = 16,810.38 × 6,531.84
  4. Step 4: Simplify right side
    11,210.50x = 109,802,595.79
  5. Step 5: Solve for x
    x = 109,802,595.79/11,210.50
  6. Step 6: Final answer
    x = 9,794.63

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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.