Home / 3,506.57-4,838.76-2,245.40

Finding the Fourth Proportional to 3,506.57, 4,838.76 and 2,245.40

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Solution

The fourth proportional to 3,506.57, 4,838.76 and 2,245.40 is: 3,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.57 : 4,838.76 = 2,245.40 : x
  2. Step 2: Convert to fraction form
    3,506.57/4,838.76 = 2,245.40/x
  3. Step 3: Cross multiply
    3,506.57x = 4,838.76 × 2,245.40
  4. Step 4: Simplify right side
    3,506.57x = 10,864,951.70
  5. Step 5: Solve for x
    x = 10,864,951.70/3,506.57
  6. Step 6: Final answer
    x = 3,098.46

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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.