Home / 10,323.21-14,238.78-6,346.52

Finding the Fourth Proportional to 10,323.21, 14,238.78 and 6,346.52

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Solution

The fourth proportional to 10,323.21, 14,238.78 and 6,346.52 is: 8,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.21 : 14,238.78 = 6,346.52 : x
  2. Step 2: Convert to fraction form
    10,323.21/14,238.78 = 6,346.52/x
  3. Step 3: Cross multiply
    10,323.21x = 14,238.78 × 6,346.52
  4. Step 4: Simplify right side
    10,323.21x = 90,366,630.85
  5. Step 5: Solve for x
    x = 90,366,630.85/10,323.21
  6. Step 6: Final answer
    x = 8,753.73

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1.5x scale

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.