Home / 10,209.21-14,087.91-5,733.63

Finding the Fourth Proportional to 10,209.21, 14,087.91 and 5,733.63

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Solution

The fourth proportional to 10,209.21, 14,087.91 and 5,733.63 is: 7,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209.21 : 14,087.91 = 5,733.63 : x
  2. Step 2: Convert to fraction form
    10,209.21/14,087.91 = 5,733.63/x
  3. Step 3: Cross multiply
    10,209.21x = 14,087.91 × 5,733.63
  4. Step 4: Simplify right side
    10,209.21x = 80,774,863.41
  5. Step 5: Solve for x
    x = 80,774,863.41/10,209.21
  6. Step 6: Final answer
    x = 7,911.96

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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.