Home / 3,220.93-4,444.50-1,804.69

Finding the Fourth Proportional to 3,220.93, 4,444.50 and 1,804.69

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Solution

The fourth proportional to 3,220.93, 4,444.50 and 1,804.69 is: 2,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.93 : 4,444.50 = 1,804.69 : x
  2. Step 2: Convert to fraction form
    3,220.93/4,444.50 = 1,804.69/x
  3. Step 3: Cross multiply
    3,220.93x = 4,444.50 × 1,804.69
  4. Step 4: Simplify right side
    3,220.93x = 8,020,944.71
  5. Step 5: Solve for x
    x = 8,020,944.71/3,220.93
  6. Step 6: Final answer
    x = 2,490.26

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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.