Home / 8,753.49-12,079.44-4,774.37

Finding the Fourth Proportional to 8,753.49, 12,079.44 and 4,774.37

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Solution

The fourth proportional to 8,753.49, 12,079.44 and 4,774.37 is: 6,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.49 : 12,079.44 = 4,774.37 : x
  2. Step 2: Convert to fraction form
    8,753.49/12,079.44 = 4,774.37/x
  3. Step 3: Cross multiply
    8,753.49x = 12,079.44 × 4,774.37
  4. Step 4: Simplify right side
    8,753.49x = 57,671,655.56
  5. Step 5: Solve for x
    x = 57,671,655.56/8,753.49
  6. Step 6: Final answer
    x = 6,588.42

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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.