Home / 4,245.30-5,858.51-2,357.17

Finding the Fourth Proportional to 4,245.30, 5,858.51 and 2,357.17

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Solution

The fourth proportional to 4,245.30, 5,858.51 and 2,357.17 is: 3,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.30 : 5,858.51 = 2,357.17 : x
  2. Step 2: Convert to fraction form
    4,245.30/5,858.51 = 2,357.17/x
  3. Step 3: Cross multiply
    4,245.30x = 5,858.51 × 2,357.17
  4. Step 4: Simplify right side
    4,245.30x = 13,809,504.02
  5. Step 5: Solve for x
    x = 13,809,504.02/4,245.30
  6. Step 6: Final answer
    x = 3,252.89

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Double scale
Find fourth proportional to 4,246.30, 5,859.89 and 2,358.17
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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.