Home / 3,457.73-4,771.59-1,885.88

Finding the Fourth Proportional to 3,457.73, 4,771.59 and 1,885.88

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Solution

The fourth proportional to 3,457.73, 4,771.59 and 1,885.88 is: 2,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.73 : 4,771.59 = 1,885.88 : x
  2. Step 2: Convert to fraction form
    3,457.73/4,771.59 = 1,885.88/x
  3. Step 3: Cross multiply
    3,457.73x = 4,771.59 × 1,885.88
  4. Step 4: Simplify right side
    3,457.73x = 8,998,646.15
  5. Step 5: Solve for x
    x = 8,998,646.15/3,457.73
  6. Step 6: Final answer
    x = 2,602.47

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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.