Home / 6,138.14-8,476.05-4,563.50

Finding the Fourth Proportional to 6,138.14, 8,476.05 and 4,563.50

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Solution

The fourth proportional to 6,138.14, 8,476.05 and 4,563.50 is: 6,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.14 : 8,476.05 = 4,563.50 : x
  2. Step 2: Convert to fraction form
    6,138.14/8,476.05 = 4,563.50/x
  3. Step 3: Cross multiply
    6,138.14x = 8,476.05 × 4,563.50
  4. Step 4: Simplify right side
    6,138.14x = 38,680,411.79
  5. Step 5: Solve for x
    x = 38,680,411.79/6,138.14
  6. Step 6: Final answer
    x = 6,301.66

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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.