Home / 4,037.60-5,572.26-2,269.40

Finding the Fourth Proportional to 4,037.60, 5,572.26 and 2,269.40

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Solution

The fourth proportional to 4,037.60, 5,572.26 and 2,269.40 is: 3,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,037.60 : 5,572.26 = 2,269.40 : x
  2. Step 2: Convert to fraction form
    4,037.60/5,572.26 = 2,269.40/x
  3. Step 3: Cross multiply
    4,037.60x = 5,572.26 × 2,269.40
  4. Step 4: Simplify right side
    4,037.60x = 12,645,686.84
  5. Step 5: Solve for x
    x = 12,645,686.84/4,037.60
  6. Step 6: Final answer
    x = 3,131.98

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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.