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Finding the Fourth Proportional to 3,602.93, 4,970.03 and 2,110.55

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Solution

The fourth proportional to 3,602.93, 4,970.03 and 2,110.55 is: 2,911.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.93 : 4,970.03 = 2,110.55 : x
  2. Step 2: Convert to fraction form
    3,602.93/4,970.03 = 2,110.55/x
  3. Step 3: Cross multiply
    3,602.93x = 4,970.03 × 2,110.55
  4. Step 4: Simplify right side
    3,602.93x = 10,489,498.69
  5. Step 5: Solve for x
    x = 10,489,498.69/3,602.93
  6. Step 6: Final answer
    x = 2,911.38

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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.