Home / 8,302.90-12,443.97-4,144.10

Finding the Fourth Proportional to 8,302.90, 12,443.97 and 4,144.10

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Solution

The fourth proportional to 8,302.90, 12,443.97 and 4,144.10 is: 6,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.90 : 12,443.97 = 4,144.10 : x
  2. Step 2: Convert to fraction form
    8,302.90/12,443.97 = 4,144.10/x
  3. Step 3: Cross multiply
    8,302.90x = 12,443.97 × 4,144.10
  4. Step 4: Simplify right side
    8,302.90x = 51,569,036.84
  5. Step 5: Solve for x
    x = 51,569,036.84/8,302.90
  6. Step 6: Final answer
    x = 6,210.97

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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.