Home / 9,165.44-12,650.64-5,810.24

Finding the Fourth Proportional to 9,165.44, 12,650.64 and 5,810.24

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Solution

The fourth proportional to 9,165.44, 12,650.64 and 5,810.24 is: 8,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.44 : 12,650.64 = 5,810.24 : x
  2. Step 2: Convert to fraction form
    9,165.44/12,650.64 = 5,810.24/x
  3. Step 3: Cross multiply
    9,165.44x = 12,650.64 × 5,810.24
  4. Step 4: Simplify right side
    9,165.44x = 73,503,254.55
  5. Step 5: Solve for x
    x = 73,503,254.55/9,165.44
  6. Step 6: Final answer
    x = 8,019.61

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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.