Home / 2,533.38-3,495.60-1,538.76

Finding the Fourth Proportional to 2,533.38, 3,495.60 and 1,538.76

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Solution

The fourth proportional to 2,533.38, 3,495.60 and 1,538.76 is: 2,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.38 : 3,495.60 = 1,538.76 : x
  2. Step 2: Convert to fraction form
    2,533.38/3,495.60 = 1,538.76/x
  3. Step 3: Cross multiply
    2,533.38x = 3,495.60 × 1,538.76
  4. Step 4: Simplify right side
    2,533.38x = 5,378,889.46
  5. Step 5: Solve for x
    x = 5,378,889.46/2,533.38
  6. Step 6: Final answer
    x = 2,123.21

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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.