Home / 10,688.26-14,749.52-5,972.56

Finding the Fourth Proportional to 10,688.26, 14,749.52 and 5,972.56

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Solution

The fourth proportional to 10,688.26, 14,749.52 and 5,972.56 is: 8,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.26 : 14,749.52 = 5,972.56 : x
  2. Step 2: Convert to fraction form
    10,688.26/14,749.52 = 5,972.56/x
  3. Step 3: Cross multiply
    10,688.26x = 14,749.52 × 5,972.56
  4. Step 4: Simplify right side
    10,688.26x = 88,092,393.17
  5. Step 5: Solve for x
    x = 88,092,393.17/10,688.26
  6. Step 6: Final answer
    x = 8,241.98

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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.