Home / 4,254.09-6,381.15-2,318.60

Finding the Fourth Proportional to 4,254.09, 6,381.15 and 2,318.60

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Solution

The fourth proportional to 4,254.09, 6,381.15 and 2,318.60 is: 3,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.09 : 6,381.15 = 2,318.60 : x
  2. Step 2: Convert to fraction form
    4,254.09/6,381.15 = 2,318.60/x
  3. Step 3: Cross multiply
    4,254.09x = 6,381.15 × 2,318.60
  4. Step 4: Simplify right side
    4,254.09x = 14,795,343.26
  5. Step 5: Solve for x
    x = 14,795,343.26/4,254.09
  6. Step 6: Final answer
    x = 3,477.91

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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.