Home / 3,314.12-4,970.19-2,386.88

Finding the Fourth Proportional to 3,314.12, 4,970.19 and 2,386.88

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Solution

The fourth proportional to 3,314.12, 4,970.19 and 2,386.88 is: 3,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.12 : 4,970.19 = 2,386.88 : x
  2. Step 2: Convert to fraction form
    3,314.12/4,970.19 = 2,386.88/x
  3. Step 3: Cross multiply
    3,314.12x = 4,970.19 × 2,386.88
  4. Step 4: Simplify right side
    3,314.12x = 11,863,247.11
  5. Step 5: Solve for x
    x = 11,863,247.11/3,314.12
  6. Step 6: Final answer
    x = 3,579.61

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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.