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Finding the Fourth Proportional to 3,206.13, 4,810.02 and 897.63

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Solution

The fourth proportional to 3,206.13, 4,810.02 and 897.63 is: 1,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.13 : 4,810.02 = 897.63 : x
  2. Step 2: Convert to fraction form
    3,206.13/4,810.02 = 897.63/x
  3. Step 3: Cross multiply
    3,206.13x = 4,810.02 × 897.63
  4. Step 4: Simplify right side
    3,206.13x = 4,317,618.25
  5. Step 5: Solve for x
    x = 4,317,618.25/3,206.13
  6. Step 6: Final answer
    x = 1,346.68

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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.