Home / 10,400.00-14,362.48-6,624.86

Finding the Fourth Proportional to 10,400.00, 14,362.48 and 6,624.86

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Solution

The fourth proportional to 10,400.00, 14,362.48 and 6,624.86 is: 9,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.00 : 14,362.48 = 6,624.86 : x
  2. Step 2: Convert to fraction form
    10,400.00/14,362.48 = 6,624.86/x
  3. Step 3: Cross multiply
    10,400.00x = 14,362.48 × 6,624.86
  4. Step 4: Simplify right side
    10,400.00x = 95,149,355.72
  5. Step 5: Solve for x
    x = 95,149,355.72/10,400.00
  6. Step 6: Final answer
    x = 9,148.98

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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.