Home / 4,220.39-5,824.16-2,357.39

Finding the Fourth Proportional to 4,220.39, 5,824.16 and 2,357.39

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Solution

The fourth proportional to 4,220.39, 5,824.16 and 2,357.39 is: 3,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.39 : 5,824.16 = 2,357.39 : x
  2. Step 2: Convert to fraction form
    4,220.39/5,824.16 = 2,357.39/x
  3. Step 3: Cross multiply
    4,220.39x = 5,824.16 × 2,357.39
  4. Step 4: Simplify right side
    4,220.39x = 13,729,804.76
  5. Step 5: Solve for x
    x = 13,729,804.76/4,220.39
  6. Step 6: Final answer
    x = 3,253.21

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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.