Home / 4,167.89-6,254.91-1,976.63

Finding the Fourth Proportional to 4,167.89, 6,254.91 and 1,976.63

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Solution

The fourth proportional to 4,167.89, 6,254.91 and 1,976.63 is: 2,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.89 : 6,254.91 = 1,976.63 : x
  2. Step 2: Convert to fraction form
    4,167.89/6,254.91 = 1,976.63/x
  3. Step 3: Cross multiply
    4,167.89x = 6,254.91 × 1,976.63
  4. Step 4: Simplify right side
    4,167.89x = 12,363,611.48
  5. Step 5: Solve for x
    x = 12,363,611.48/4,167.89
  6. Step 6: Final answer
    x = 2,966.40

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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.