Home / 3,340-4,609.47-1,943.02

Finding the Fourth Proportional to 3,340, 4,609.47 and 1,943.02

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Solution

The fourth proportional to 3,340, 4,609.47 and 1,943.02 is: 2,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340 : 4,609.47 = 1,943.02 : x
  2. Step 2: Convert to fraction form
    3,340/4,609.47 = 1,943.02/x
  3. Step 3: Cross multiply
    3,340x = 4,609.47 × 1,943.02
  4. Step 4: Simplify right side
    3,340x = 8,956,292.40
  5. Step 5: Solve for x
    x = 8,956,292.40/3,340
  6. Step 6: Final answer
    x = 2,681.52

Related Problems

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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.