Home / 11,053.76-16,587.93-5,210.96

Finding the Fourth Proportional to 11,053.76, 16,587.93 and 5,210.96

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Solution

The fourth proportional to 11,053.76, 16,587.93 and 5,210.96 is: 7,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.76 : 16,587.93 = 5,210.96 : x
  2. Step 2: Convert to fraction form
    11,053.76/16,587.93 = 5,210.96/x
  3. Step 3: Cross multiply
    11,053.76x = 16,587.93 × 5,210.96
  4. Step 4: Simplify right side
    11,053.76x = 86,439,039.71
  5. Step 5: Solve for x
    x = 86,439,039.71/11,053.76
  6. Step 6: Final answer
    x = 7,819.88

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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.