Home / 4,037.89-5,572.38-2,269.45

Finding the Fourth Proportional to 4,037.89, 5,572.38 and 2,269.45

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Solution

The fourth proportional to 4,037.89, 5,572.38 and 2,269.45 is: 3,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,037.89 : 5,572.38 = 2,269.45 : x
  2. Step 2: Convert to fraction form
    4,037.89/5,572.38 = 2,269.45/x
  3. Step 3: Cross multiply
    4,037.89x = 5,572.38 × 2,269.45
  4. Step 4: Simplify right side
    4,037.89x = 12,646,209.93
  5. Step 5: Solve for x
    x = 12,646,209.93/4,037.89
  6. Step 6: Final answer
    x = 3,131.89

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Half scale
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Double 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.