Home / 4,915.62-6,781.95-3,026.16

Finding the Fourth Proportional to 4,915.62, 6,781.95 and 3,026.16

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Solution

The fourth proportional to 4,915.62, 6,781.95 and 3,026.16 is: 4,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.62 : 6,781.95 = 3,026.16 : x
  2. Step 2: Convert to fraction form
    4,915.62/6,781.95 = 3,026.16/x
  3. Step 3: Cross multiply
    4,915.62x = 6,781.95 × 3,026.16
  4. Step 4: Simplify right side
    4,915.62x = 20,523,265.81
  5. Step 5: Solve for x
    x = 20,523,265.81/4,915.62
  6. Step 6: Final answer
    x = 4,175.11

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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.