Home / 11,070.60-16,609.95-5,222.81

Finding the Fourth Proportional to 11,070.60, 16,609.95 and 5,222.81

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Solution

The fourth proportional to 11,070.60, 16,609.95 and 5,222.81 is: 7,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.60 : 16,609.95 = 5,222.81 : x
  2. Step 2: Convert to fraction form
    11,070.60/16,609.95 = 5,222.81/x
  3. Step 3: Cross multiply
    11,070.60x = 16,609.95 × 5,222.81
  4. Step 4: Simplify right side
    11,070.60x = 86,750,529.91
  5. Step 5: Solve for x
    x = 86,750,529.91/11,070.60
  6. Step 6: Final answer
    x = 7,836.12

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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.