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Finding the Fourth Proportional to 4,503.36, 6,754.70 and 1,869.68

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Solution

The fourth proportional to 4,503.36, 6,754.70 and 1,869.68 is: 2,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.36 : 6,754.70 = 1,869.68 : x
  2. Step 2: Convert to fraction form
    4,503.36/6,754.70 = 1,869.68/x
  3. Step 3: Cross multiply
    4,503.36x = 6,754.70 × 1,869.68
  4. Step 4: Simplify right side
    4,503.36x = 12,629,127.50
  5. Step 5: Solve for x
    x = 12,629,127.50/4,503.36
  6. Step 6: Final answer
    x = 2,804.38

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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.