Home / 5,557.48-8,326.98-3,910.57

Finding the Fourth Proportional to 5,557.48, 8,326.98 and 3,910.57

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Solution

The fourth proportional to 5,557.48, 8,326.98 and 3,910.57 is: 5,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.48 : 8,326.98 = 3,910.57 : x
  2. Step 2: Convert to fraction form
    5,557.48/8,326.98 = 3,910.57/x
  3. Step 3: Cross multiply
    5,557.48x = 8,326.98 × 3,910.57
  4. Step 4: Simplify right side
    5,557.48x = 32,563,238.18
  5. Step 5: Solve for x
    x = 32,563,238.18/5,557.48
  6. Step 6: Final answer
    x = 5,859.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.