Home / 4,826.64-7,240.08-1,540.08

Finding the Fourth Proportional to 4,826.64, 7,240.08 and 1,540.08

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Solution

The fourth proportional to 4,826.64, 7,240.08 and 1,540.08 is: 2,310.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.64 : 7,240.08 = 1,540.08 : x
  2. Step 2: Convert to fraction form
    4,826.64/7,240.08 = 1,540.08/x
  3. Step 3: Cross multiply
    4,826.64x = 7,240.08 × 1,540.08
  4. Step 4: Simplify right side
    4,826.64x = 11,150,302.41
  5. Step 5: Solve for x
    x = 11,150,302.41/4,826.64
  6. Step 6: Final answer
    x = 2,310.16

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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.