Home / 7,613.22-10,499.42-6,341.32

Finding the Fourth Proportional to 7,613.22, 10,499.42 and 6,341.32

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Solution

The fourth proportional to 7,613.22, 10,499.42 and 6,341.32 is: 8,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.22 : 10,499.42 = 6,341.32 : x
  2. Step 2: Convert to fraction form
    7,613.22/10,499.42 = 6,341.32/x
  3. Step 3: Cross multiply
    7,613.22x = 10,499.42 × 6,341.32
  4. Step 4: Simplify right side
    7,613.22x = 66,580,182.03
  5. Step 5: Solve for x
    x = 66,580,182.03/7,613.22
  6. Step 6: Final answer
    x = 8,745.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.