Home / 6,173.17-8,518.98-3,520.51

Finding the Fourth Proportional to 6,173.17, 8,518.98 and 3,520.51

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Solution

The fourth proportional to 6,173.17, 8,518.98 and 3,520.51 is: 4,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.17 : 8,518.98 = 3,520.51 : x
  2. Step 2: Convert to fraction form
    6,173.17/8,518.98 = 3,520.51/x
  3. Step 3: Cross multiply
    6,173.17x = 8,518.98 × 3,520.51
  4. Step 4: Simplify right side
    6,173.17x = 29,991,154.28
  5. Step 5: Solve for x
    x = 29,991,154.28/6,173.17
  6. Step 6: Final answer
    x = 4,858.31

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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.