Home / 9,168.21-12,652.11-4,976.46

Finding the Fourth Proportional to 9,168.21, 12,652.11 and 4,976.46

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Solution

The fourth proportional to 9,168.21, 12,652.11 and 4,976.46 is: 6,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.21 : 12,652.11 = 4,976.46 : x
  2. Step 2: Convert to fraction form
    9,168.21/12,652.11 = 4,976.46/x
  3. Step 3: Cross multiply
    9,168.21x = 12,652.11 × 4,976.46
  4. Step 4: Simplify right side
    9,168.21x = 62,962,719.33
  5. Step 5: Solve for x
    x = 62,962,719.33/9,168.21
  6. Step 6: Final answer
    x = 6,867.50

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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.