Home / 7,860.22-11,776.44-4,154.24

Finding the Fourth Proportional to 7,860.22, 11,776.44 and 4,154.24

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Solution

The fourth proportional to 7,860.22, 11,776.44 and 4,154.24 is: 6,224.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.22 : 11,776.44 = 4,154.24 : x
  2. Step 2: Convert to fraction form
    7,860.22/11,776.44 = 4,154.24/x
  3. Step 3: Cross multiply
    7,860.22x = 11,776.44 × 4,154.24
  4. Step 4: Simplify right side
    7,860.22x = 48,922,158.11
  5. Step 5: Solve for x
    x = 48,922,158.11/7,860.22
  6. Step 6: Final answer
    x = 6,224.02

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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.