Home / 8,011.08-12,020.22-5,088.60

Finding the Fourth Proportional to 8,011.08, 12,020.22 and 5,088.60

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Solution

The fourth proportional to 8,011.08, 12,020.22 and 5,088.60 is: 7,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.08 : 12,020.22 = 5,088.60 : x
  2. Step 2: Convert to fraction form
    8,011.08/12,020.22 = 5,088.60/x
  3. Step 3: Cross multiply
    8,011.08x = 12,020.22 × 5,088.60
  4. Step 4: Simplify right side
    8,011.08x = 61,166,091.49
  5. Step 5: Solve for x
    x = 61,166,091.49/8,011.08
  6. Step 6: Final answer
    x = 7,635.19

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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.