Home / 4,135.56-5,706.86-2,434.40

Finding the Fourth Proportional to 4,135.56, 5,706.86 and 2,434.40

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Solution

The fourth proportional to 4,135.56, 5,706.86 and 2,434.40 is: 3,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.56 : 5,706.86 = 2,434.40 : x
  2. Step 2: Convert to fraction form
    4,135.56/5,706.86 = 2,434.40/x
  3. Step 3: Cross multiply
    4,135.56x = 5,706.86 × 2,434.40
  4. Step 4: Simplify right side
    4,135.56x = 13,892,792.78
  5. Step 5: Solve for x
    x = 13,892,792.78/4,135.56
  6. Step 6: Final answer
    x = 3,359.35

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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.