Home / 9,247.56-12,761.64-5,055.81

Finding the Fourth Proportional to 9,247.56, 12,761.64 and 5,055.81

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Solution

The fourth proportional to 9,247.56, 12,761.64 and 5,055.81 is: 6,977.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.56 : 12,761.64 = 5,055.81 : x
  2. Step 2: Convert to fraction form
    9,247.56/12,761.64 = 5,055.81/x
  3. Step 3: Cross multiply
    9,247.56x = 12,761.64 × 5,055.81
  4. Step 4: Simplify right side
    9,247.56x = 64,520,427.13
  5. Step 5: Solve for x
    x = 64,520,427.13/9,247.56
  6. Step 6: Final answer
    x = 6,977.02

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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.