Home / 4,457.09-6,685.94-1,170.18

Finding the Fourth Proportional to 4,457.09, 6,685.94 and 1,170.18

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Solution

The fourth proportional to 4,457.09, 6,685.94 and 1,170.18 is: 1,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.09 : 6,685.94 = 1,170.18 : x
  2. Step 2: Convert to fraction form
    4,457.09/6,685.94 = 1,170.18/x
  3. Step 3: Cross multiply
    4,457.09x = 6,685.94 × 1,170.18
  4. Step 4: Simplify right side
    4,457.09x = 7,823,756.19
  5. Step 5: Solve for x
    x = 7,823,756.19/4,457.09
  6. Step 6: Final answer
    x = 1,755.35

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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.