Home / 4,135.98-5,706.27-2,479.02

Finding the Fourth Proportional to 4,135.98, 5,706.27 and 2,479.02

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Solution

The fourth proportional to 4,135.98, 5,706.27 and 2,479.02 is: 3,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.98 : 5,706.27 = 2,479.02 : x
  2. Step 2: Convert to fraction form
    4,135.98/5,706.27 = 2,479.02/x
  3. Step 3: Cross multiply
    4,135.98x = 5,706.27 × 2,479.02
  4. Step 4: Simplify right side
    4,135.98x = 14,145,957.46
  5. Step 5: Solve for x
    x = 14,145,957.46/4,135.98
  6. Step 6: Final answer
    x = 3,420.22

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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.