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Finding the Fourth Proportional to 3,510.97, 4,845.01 and 2,113.45

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Solution

The fourth proportional to 3,510.97, 4,845.01 and 2,113.45 is: 2,916.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.97 : 4,845.01 = 2,113.45 : x
  2. Step 2: Convert to fraction form
    3,510.97/4,845.01 = 2,113.45/x
  3. Step 3: Cross multiply
    3,510.97x = 4,845.01 × 2,113.45
  4. Step 4: Simplify right side
    3,510.97x = 10,239,686.38
  5. Step 5: Solve for x
    x = 10,239,686.38/3,510.97
  6. Step 6: Final answer
    x = 2,916.48

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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.