Home / 8,050.04-12,019.96-7,211.68

Finding the Fourth Proportional to 8,050.04, 12,019.96 and 7,211.68

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Solution

The fourth proportional to 8,050.04, 12,019.96 and 7,211.68 is: 10,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.04 : 12,019.96 = 7,211.68 : x
  2. Step 2: Convert to fraction form
    8,050.04/12,019.96 = 7,211.68/x
  3. Step 3: Cross multiply
    8,050.04x = 12,019.96 × 7,211.68
  4. Step 4: Simplify right side
    8,050.04x = 86,684,105.13
  5. Step 5: Solve for x
    x = 86,684,105.13/8,050.04
  6. Step 6: Final answer
    x = 10,768.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.