Home / 4,826.38-7,240.14-1,538.32

Finding the Fourth Proportional to 4,826.38, 7,240.14 and 1,538.32

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Solution

The fourth proportional to 4,826.38, 7,240.14 and 1,538.32 is: 2,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.38 : 7,240.14 = 1,538.32 : x
  2. Step 2: Convert to fraction form
    4,826.38/7,240.14 = 1,538.32/x
  3. Step 3: Cross multiply
    4,826.38x = 7,240.14 × 1,538.32
  4. Step 4: Simplify right side
    4,826.38x = 11,137,652.16
  5. Step 5: Solve for x
    x = 11,137,652.16/4,826.38
  6. Step 6: Final answer
    x = 2,307.66

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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.