Home / 4,220.93-6,359.97-3,506.51

Finding the Fourth Proportional to 4,220.93, 6,359.97 and 3,506.51

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Solution

The fourth proportional to 4,220.93, 6,359.97 and 3,506.51 is: 5,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.93 : 6,359.97 = 3,506.51 : x
  2. Step 2: Convert to fraction form
    4,220.93/6,359.97 = 3,506.51/x
  3. Step 3: Cross multiply
    4,220.93x = 6,359.97 × 3,506.51
  4. Step 4: Simplify right side
    4,220.93x = 22,301,280.87
  5. Step 5: Solve for x
    x = 22,301,280.87/4,220.93
  6. Step 6: Final answer
    x = 5,283.50

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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 (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.