Home / 10,307.08-14,223.38-5,591.26

Finding the Fourth Proportional to 10,307.08, 14,223.38 and 5,591.26

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Solution

The fourth proportional to 10,307.08, 14,223.38 and 5,591.26 is: 7,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.08 : 14,223.38 = 5,591.26 : x
  2. Step 2: Convert to fraction form
    10,307.08/14,223.38 = 5,591.26/x
  3. Step 3: Cross multiply
    10,307.08x = 14,223.38 × 5,591.26
  4. Step 4: Simplify right side
    10,307.08x = 79,526,615.66
  5. Step 5: Solve for x
    x = 79,526,615.66/10,307.08
  6. Step 6: Final answer
    x = 7,715.73

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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.