Home / 4,389.64-6,056.94-2,621.14

Finding the Fourth Proportional to 4,389.64, 6,056.94 and 2,621.14

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Solution

The fourth proportional to 4,389.64, 6,056.94 and 2,621.14 is: 3,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.64 : 6,056.94 = 2,621.14 : x
  2. Step 2: Convert to fraction form
    4,389.64/6,056.94 = 2,621.14/x
  3. Step 3: Cross multiply
    4,389.64x = 6,056.94 × 2,621.14
  4. Step 4: Simplify right side
    4,389.64x = 15,876,087.71
  5. Step 5: Solve for x
    x = 15,876,087.71/4,389.64
  6. Step 6: Final answer
    x = 3,616.72

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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.