Home / 4,057.85-5,599.78-2,289.44

Finding the Fourth Proportional to 4,057.85, 5,599.78 and 2,289.44

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Solution

The fourth proportional to 4,057.85, 5,599.78 and 2,289.44 is: 3,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.85 : 5,599.78 = 2,289.44 : x
  2. Step 2: Convert to fraction form
    4,057.85/5,599.78 = 2,289.44/x
  3. Step 3: Cross multiply
    4,057.85x = 5,599.78 × 2,289.44
  4. Step 4: Simplify right side
    4,057.85x = 12,820,368.60
  5. Step 5: Solve for x
    x = 12,820,368.60/4,057.85
  6. Step 6: Final answer
    x = 3,159.40

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Half scale
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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.