Home / 4,286.47-5,915.49-2,518.06

Finding the Fourth Proportional to 4,286.47, 5,915.49 and 2,518.06

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Solution

The fourth proportional to 4,286.47, 5,915.49 and 2,518.06 is: 3,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.47 : 5,915.49 = 2,518.06 : x
  2. Step 2: Convert to fraction form
    4,286.47/5,915.49 = 2,518.06/x
  3. Step 3: Cross multiply
    4,286.47x = 5,915.49 × 2,518.06
  4. Step 4: Simplify right side
    4,286.47x = 14,895,529.17
  5. Step 5: Solve for x
    x = 14,895,529.17/4,286.47
  6. Step 6: Final answer
    x = 3,475.01

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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.