Home / 3,308.98-4,963.44-1,117.70

Finding the Fourth Proportional to 3,308.98, 4,963.44 and 1,117.70

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Solution

The fourth proportional to 3,308.98, 4,963.44 and 1,117.70 is: 1,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.98 : 4,963.44 = 1,117.70 : x
  2. Step 2: Convert to fraction form
    3,308.98/4,963.44 = 1,117.70/x
  3. Step 3: Cross multiply
    3,308.98x = 4,963.44 × 1,117.70
  4. Step 4: Simplify right side
    3,308.98x = 5,547,636.89
  5. Step 5: Solve for x
    x = 5,547,636.89/3,308.98
  6. Step 6: Final answer
    x = 1,676.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.