Home / 10,530.64-15,797.52-3,508.36

Finding the Fourth Proportional to 10,530.64, 15,797.52 and 3,508.36

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Solution

The fourth proportional to 10,530.64, 15,797.52 and 3,508.36 is: 5,263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.64 : 15,797.52 = 3,508.36 : x
  2. Step 2: Convert to fraction form
    10,530.64/15,797.52 = 3,508.36/x
  3. Step 3: Cross multiply
    10,530.64x = 15,797.52 × 3,508.36
  4. Step 4: Simplify right side
    10,530.64x = 55,423,387.27
  5. Step 5: Solve for x
    x = 55,423,387.27/10,530.64
  6. Step 6: Final answer
    x = 5,263.06

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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.