Home / 8,553.37-11,810.34-6,560.77

Finding the Fourth Proportional to 8,553.37, 11,810.34 and 6,560.77

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Solution

The fourth proportional to 8,553.37, 11,810.34 and 6,560.77 is: 9,058.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.37 : 11,810.34 = 6,560.77 : x
  2. Step 2: Convert to fraction form
    8,553.37/11,810.34 = 6,560.77/x
  3. Step 3: Cross multiply
    8,553.37x = 11,810.34 × 6,560.77
  4. Step 4: Simplify right side
    8,553.37x = 77,484,924.36
  5. Step 5: Solve for x
    x = 77,484,924.36/8,553.37
  6. Step 6: Final answer
    x = 9,058.99

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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.