Home / 9,715.41-13,402.01-8,026.83

Finding the Fourth Proportional to 9,715.41, 13,402.01 and 8,026.83

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Solution

The fourth proportional to 9,715.41, 13,402.01 and 8,026.83 is: 11,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.41 : 13,402.01 = 8,026.83 : x
  2. Step 2: Convert to fraction form
    9,715.41/13,402.01 = 8,026.83/x
  3. Step 3: Cross multiply
    9,715.41x = 13,402.01 × 8,026.83
  4. Step 4: Simplify right side
    9,715.41x = 107,575,615.79
  5. Step 5: Solve for x
    x = 107,575,615.79/9,715.41
  6. Step 6: Final answer
    x = 11,072.68

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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.