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Finding the Fourth Proportional to 3,598.74, 4,966.92 and 2,106.99

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Solution

The fourth proportional to 3,598.74, 4,966.92 and 2,106.99 is: 2,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.74 : 4,966.92 = 2,106.99 : x
  2. Step 2: Convert to fraction form
    3,598.74/4,966.92 = 2,106.99/x
  3. Step 3: Cross multiply
    3,598.74x = 4,966.92 × 2,106.99
  4. Step 4: Simplify right side
    3,598.74x = 10,465,250.77
  5. Step 5: Solve for x
    x = 10,465,250.77/3,598.74
  6. Step 6: Final answer
    x = 2,908.03

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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.