Home / 4,459.87-6,140.57-3,394.22

Finding the Fourth Proportional to 4,459.87, 6,140.57 and 3,394.22

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Solution

The fourth proportional to 4,459.87, 6,140.57 and 3,394.22 is: 4,673.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.87 : 6,140.57 = 3,394.22 : x
  2. Step 2: Convert to fraction form
    4,459.87/6,140.57 = 3,394.22/x
  3. Step 3: Cross multiply
    4,459.87x = 6,140.57 × 3,394.22
  4. Step 4: Simplify right side
    4,459.87x = 20,842,397.83
  5. Step 5: Solve for x
    x = 20,842,397.83/4,459.87
  6. Step 6: Final answer
    x = 4,673.32

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Double scale
Find fourth proportional to 4,460.87, 6,141.94 and 3,395.22
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.