Home / 10,296.72-14,209.44-5,580.96

Finding the Fourth Proportional to 10,296.72, 14,209.44 and 5,580.96

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Solution

The fourth proportional to 10,296.72, 14,209.44 and 5,580.96 is: 7,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.72 : 14,209.44 = 5,580.96 : x
  2. Step 2: Convert to fraction form
    10,296.72/14,209.44 = 5,580.96/x
  3. Step 3: Cross multiply
    10,296.72x = 14,209.44 × 5,580.96
  4. Step 4: Simplify right side
    10,296.72x = 79,302,316.26
  5. Step 5: Solve for x
    x = 79,302,316.26/10,296.72
  6. Step 6: Final answer
    x = 7,701.71

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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.