Home / 4,574.41-6,861.63-1,111.66

Finding the Fourth Proportional to 4,574.41, 6,861.63 and 1,111.66

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Solution

The fourth proportional to 4,574.41, 6,861.63 and 1,111.66 is: 1,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.41 : 6,861.63 = 1,111.66 : x
  2. Step 2: Convert to fraction form
    4,574.41/6,861.63 = 1,111.66/x
  3. Step 3: Cross multiply
    4,574.41x = 6,861.63 × 1,111.66
  4. Step 4: Simplify right side
    4,574.41x = 7,627,799.61
  5. Step 5: Solve for x
    x = 7,627,799.61/4,574.41
  6. Step 6: Final answer
    x = 1,667.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.