Home / 4,379.46-6,043.80-2,390.12

Finding the Fourth Proportional to 4,379.46, 6,043.80 and 2,390.12

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Solution

The fourth proportional to 4,379.46, 6,043.80 and 2,390.12 is: 3,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.46 : 6,043.80 = 2,390.12 : x
  2. Step 2: Convert to fraction form
    4,379.46/6,043.80 = 2,390.12/x
  3. Step 3: Cross multiply
    4,379.46x = 6,043.80 × 2,390.12
  4. Step 4: Simplify right side
    4,379.46x = 14,445,395.31
  5. Step 5: Solve for x
    x = 14,445,395.31/4,379.46
  6. Step 6: Final answer
    x = 3,298.44

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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.