Home / 9,278.64-13,918.02-2,353.16

Finding the Fourth Proportional to 9,278.64, 13,918.02 and 2,353.16

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Solution

The fourth proportional to 9,278.64, 13,918.02 and 2,353.16 is: 3,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.64 : 13,918.02 = 2,353.16 : x
  2. Step 2: Convert to fraction form
    9,278.64/13,918.02 = 2,353.16/x
  3. Step 3: Cross multiply
    9,278.64x = 13,918.02 × 2,353.16
  4. Step 4: Simplify right side
    9,278.64x = 32,751,327.94
  5. Step 5: Solve for x
    x = 32,751,327.94/9,278.64
  6. Step 6: Final answer
    x = 3,529.76

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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.