Home / 7,512.64-11,269.08-2,318.52

Finding the Fourth Proportional to 7,512.64, 11,269.08 and 2,318.52

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Solution

The fourth proportional to 7,512.64, 11,269.08 and 2,318.52 is: 3,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.64 : 11,269.08 = 2,318.52 : x
  2. Step 2: Convert to fraction form
    7,512.64/11,269.08 = 2,318.52/x
  3. Step 3: Cross multiply
    7,512.64x = 11,269.08 × 2,318.52
  4. Step 4: Simplify right side
    7,512.64x = 26,127,587.36
  5. Step 5: Solve for x
    x = 26,127,587.36/7,512.64
  6. Step 6: Final answer
    x = 3,477.82

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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.