Home / 10,515.82-14,510.26-6,039.76

Finding the Fourth Proportional to 10,515.82, 14,510.26 and 6,039.76

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Solution

The fourth proportional to 10,515.82, 14,510.26 and 6,039.76 is: 8,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.82 : 14,510.26 = 6,039.76 : x
  2. Step 2: Convert to fraction form
    10,515.82/14,510.26 = 6,039.76/x
  3. Step 3: Cross multiply
    10,515.82x = 14,510.26 × 6,039.76
  4. Step 4: Simplify right side
    10,515.82x = 87,638,487.94
  5. Step 5: Solve for x
    x = 87,638,487.94/10,515.82
  6. Step 6: Final answer
    x = 8,333.97

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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.