Home / 10,301.72-14,222.50-6,771.08

Finding the Fourth Proportional to 10,301.72, 14,222.50 and 6,771.08

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Solution

The fourth proportional to 10,301.72, 14,222.50 and 6,771.08 is: 9,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.72 : 14,222.50 = 6,771.08 : x
  2. Step 2: Convert to fraction form
    10,301.72/14,222.50 = 6,771.08/x
  3. Step 3: Cross multiply
    10,301.72x = 14,222.50 × 6,771.08
  4. Step 4: Simplify right side
    10,301.72x = 96,301,685.30
  5. Step 5: Solve for x
    x = 96,301,685.30/10,301.72
  6. Step 6: Final answer
    x = 9,348.12

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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.