Home / 4,140.26-5,712.93-2,347.64

Finding the Fourth Proportional to 4,140.26, 5,712.93 and 2,347.64

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Solution

The fourth proportional to 4,140.26, 5,712.93 and 2,347.64 is: 3,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.26 : 5,712.93 = 2,347.64 : x
  2. Step 2: Convert to fraction form
    4,140.26/5,712.93 = 2,347.64/x
  3. Step 3: Cross multiply
    4,140.26x = 5,712.93 × 2,347.64
  4. Step 4: Simplify right side
    4,140.26x = 13,411,902.99
  5. Step 5: Solve for x
    x = 13,411,902.99/4,140.26
  6. Step 6: Final answer
    x = 3,239.39

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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.