Home / 4,286.28-5,915.51-2,607.80

Finding the Fourth Proportional to 4,286.28, 5,915.51 and 2,607.80

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Solution

The fourth proportional to 4,286.28, 5,915.51 and 2,607.80 is: 3,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.28 : 5,915.51 = 2,607.80 : x
  2. Step 2: Convert to fraction form
    4,286.28/5,915.51 = 2,607.80/x
  3. Step 3: Cross multiply
    4,286.28x = 5,915.51 × 2,607.80
  4. Step 4: Simplify right side
    4,286.28x = 15,426,424.36
  5. Step 5: Solve for x
    x = 15,426,424.36/4,286.28
  6. Step 6: Final answer
    x = 3,599.02

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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.