Home / 10,314.27-14,235.08-6,122.79

Finding the Fourth Proportional to 10,314.27, 14,235.08 and 6,122.79

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Solution

The fourth proportional to 10,314.27, 14,235.08 and 6,122.79 is: 8,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.27 : 14,235.08 = 6,122.79 : x
  2. Step 2: Convert to fraction form
    10,314.27/14,235.08 = 6,122.79/x
  3. Step 3: Cross multiply
    10,314.27x = 14,235.08 × 6,122.79
  4. Step 4: Simplify right side
    10,314.27x = 87,158,374.86
  5. Step 5: Solve for x
    x = 87,158,374.86/10,314.27
  6. Step 6: Final answer
    x = 8,450.27

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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.