Home / 4,915.68-6,763.52-4,250.40

Finding the Fourth Proportional to 4,915.68, 6,763.52 and 4,250.40

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Solution

The fourth proportional to 4,915.68, 6,763.52 and 4,250.40 is: 5,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.68 : 6,763.52 = 4,250.40 : x
  2. Step 2: Convert to fraction form
    4,915.68/6,763.52 = 4,250.40/x
  3. Step 3: Cross multiply
    4,915.68x = 6,763.52 × 4,250.40
  4. Step 4: Simplify right side
    4,915.68x = 28,747,665.41
  5. Step 5: Solve for x
    x = 28,747,665.41/4,915.68
  6. Step 6: Final answer
    x = 5,848.16

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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.