Home / 4,068.42-6,103.14-1,988.49

Finding the Fourth Proportional to 4,068.42, 6,103.14 and 1,988.49

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Solution

The fourth proportional to 4,068.42, 6,103.14 and 1,988.49 is: 2,982.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.42 : 6,103.14 = 1,988.49 : x
  2. Step 2: Convert to fraction form
    4,068.42/6,103.14 = 1,988.49/x
  3. Step 3: Cross multiply
    4,068.42x = 6,103.14 × 1,988.49
  4. Step 4: Simplify right side
    4,068.42x = 12,136,032.86
  5. Step 5: Solve for x
    x = 12,136,032.86/4,068.42
  6. Step 6: Final answer
    x = 2,982.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.