Home / 10,898.30-15,037.26-6,917.96

Finding the Fourth Proportional to 10,898.30, 15,037.26 and 6,917.96

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Solution

The fourth proportional to 10,898.30, 15,037.26 and 6,917.96 is: 9,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.30 : 15,037.26 = 6,917.96 : x
  2. Step 2: Convert to fraction form
    10,898.30/15,037.26 = 6,917.96/x
  3. Step 3: Cross multiply
    10,898.30x = 15,037.26 × 6,917.96
  4. Step 4: Simplify right side
    10,898.30x = 104,027,163.19
  5. Step 5: Solve for x
    x = 104,027,163.19/10,898.30
  6. Step 6: Final answer
    x = 9,545.27

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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.