Home / 8,560.72-11,810.64-5,022.64

Finding the Fourth Proportional to 8,560.72, 11,810.64 and 5,022.64

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Solution

The fourth proportional to 8,560.72, 11,810.64 and 5,022.64 is: 6,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.72 : 11,810.64 = 5,022.64 : x
  2. Step 2: Convert to fraction form
    8,560.72/11,810.64 = 5,022.64/x
  3. Step 3: Cross multiply
    8,560.72x = 11,810.64 × 5,022.64
  4. Step 4: Simplify right side
    8,560.72x = 59,320,592.89
  5. Step 5: Solve for x
    x = 59,320,592.89/8,560.72
  6. Step 6: Final answer
    x = 6,929.39

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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.