Home / 3,330.81-4,595.00-1,932.75

Finding the Fourth Proportional to 3,330.81, 4,595.00 and 1,932.75

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Solution

The fourth proportional to 3,330.81, 4,595.00 and 1,932.75 is: 2,666.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.81 : 4,595.00 = 1,932.75 : x
  2. Step 2: Convert to fraction form
    3,330.81/4,595.00 = 1,932.75/x
  3. Step 3: Cross multiply
    3,330.81x = 4,595.00 × 1,932.75
  4. Step 4: Simplify right side
    3,330.81x = 8,880,976.59
  5. Step 5: Solve for x
    x = 8,880,976.59/3,330.81
  6. Step 6: Final answer
    x = 2,666.31

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Half scale
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Double scale
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Similar ratio
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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.