Home / 10,515.66-14,511.62-5,800.25

Finding the Fourth Proportional to 10,515.66, 14,511.62 and 5,800.25

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Solution

The fourth proportional to 10,515.66, 14,511.62 and 5,800.25 is: 8,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.66 : 14,511.62 = 5,800.25 : x
  2. Step 2: Convert to fraction form
    10,515.66/14,511.62 = 5,800.25/x
  3. Step 3: Cross multiply
    10,515.66x = 14,511.62 × 5,800.25
  4. Step 4: Simplify right side
    10,515.66x = 84,170,922.35
  5. Step 5: Solve for x
    x = 84,170,922.35/10,515.66
  6. Step 6: Final answer
    x = 8,004.34

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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.