Home / 2,358.03-3,538.57-1,248.47

Finding the Fourth Proportional to 2,358.03, 3,538.57 and 1,248.47

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Solution

The fourth proportional to 2,358.03, 3,538.57 and 1,248.47 is: 1,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.03 : 3,538.57 = 1,248.47 : x
  2. Step 2: Convert to fraction form
    2,358.03/3,538.57 = 1,248.47/x
  3. Step 3: Cross multiply
    2,358.03x = 3,538.57 × 1,248.47
  4. Step 4: Simplify right side
    2,358.03x = 4,417,798.49
  5. Step 5: Solve for x
    x = 4,417,798.49/2,358.03
  6. Step 6: Final answer
    x = 1,873.51

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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.