Home / 4,243.21-5,855.54-2,329.07

Finding the Fourth Proportional to 4,243.21, 5,855.54 and 2,329.07

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Solution

The fourth proportional to 4,243.21, 5,855.54 and 2,329.07 is: 3,214.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.21 : 5,855.54 = 2,329.07 : x
  2. Step 2: Convert to fraction form
    4,243.21/5,855.54 = 2,329.07/x
  3. Step 3: Cross multiply
    4,243.21x = 5,855.54 × 2,329.07
  4. Step 4: Simplify right side
    4,243.21x = 13,637,950.90
  5. Step 5: Solve for x
    x = 13,637,950.90/4,243.21
  6. Step 6: Final answer
    x = 3,214.07

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Half scale
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Double scale
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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.