Home / 4,286.18-5,915.04-2,397.70

Finding the Fourth Proportional to 4,286.18, 5,915.04 and 2,397.70

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Solution

The fourth proportional to 4,286.18, 5,915.04 and 2,397.70 is: 3,308.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.18 : 5,915.04 = 2,397.70 : x
  2. Step 2: Convert to fraction form
    4,286.18/5,915.04 = 2,397.70/x
  3. Step 3: Cross multiply
    4,286.18x = 5,915.04 × 2,397.70
  4. Step 4: Simplify right side
    4,286.18x = 14,182,491.41
  5. Step 5: Solve for x
    x = 14,182,491.41/4,286.18
  6. Step 6: Final answer
    x = 3,308.89

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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.