Home / 2,372.36-3,269.94-1,586.12

Finding the Fourth Proportional to 2,372.36, 3,269.94 and 1,586.12

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Solution

The fourth proportional to 2,372.36, 3,269.94 and 1,586.12 is: 2,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.36 : 3,269.94 = 1,586.12 : x
  2. Step 2: Convert to fraction form
    2,372.36/3,269.94 = 1,586.12/x
  3. Step 3: Cross multiply
    2,372.36x = 3,269.94 × 1,586.12
  4. Step 4: Simplify right side
    2,372.36x = 5,186,517.23
  5. Step 5: Solve for x
    x = 5,186,517.23/2,372.36
  6. Step 6: Final answer
    x = 2,186.23

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Half scale
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Double scale
Find fourth proportional to 2,373.36, 3,271.32 and 1,587.12
Similar ratio
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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.