Home / 4,147.19-5,730.41-3,314.77

Finding the Fourth Proportional to 4,147.19, 5,730.41 and 3,314.77

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Solution

The fourth proportional to 4,147.19, 5,730.41 and 3,314.77 is: 4,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.19 : 5,730.41 = 3,314.77 : x
  2. Step 2: Convert to fraction form
    4,147.19/5,730.41 = 3,314.77/x
  3. Step 3: Cross multiply
    4,147.19x = 5,730.41 × 3,314.77
  4. Step 4: Simplify right side
    4,147.19x = 18,994,985.12
  5. Step 5: Solve for x
    x = 18,994,985.12/4,147.19
  6. Step 6: Final answer
    x = 4,580.20

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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.