Home / 10,321.57-14,244.06-6,072.91

Finding the Fourth Proportional to 10,321.57, 14,244.06 and 6,072.91

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Solution

The fourth proportional to 10,321.57, 14,244.06 and 6,072.91 is: 8,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321.57 : 14,244.06 = 6,072.91 : x
  2. Step 2: Convert to fraction form
    10,321.57/14,244.06 = 6,072.91/x
  3. Step 3: Cross multiply
    10,321.57x = 14,244.06 × 6,072.91
  4. Step 4: Simplify right side
    10,321.57x = 86,502,894.41
  5. Step 5: Solve for x
    x = 86,502,894.41/10,321.57
  6. Step 6: Final answer
    x = 8,380.79

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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.