Home / 5,869-8,103.54-4,002.76

Finding the Fourth Proportional to 5,869, 8,103.54 and 4,002.76

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Solution

The fourth proportional to 5,869, 8,103.54 and 4,002.76 is: 5,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869 : 8,103.54 = 4,002.76 : x
  2. Step 2: Convert to fraction form
    5,869/8,103.54 = 4,002.76/x
  3. Step 3: Cross multiply
    5,869x = 8,103.54 × 4,002.76
  4. Step 4: Simplify right side
    5,869x = 32,436,525.77
  5. Step 5: Solve for x
    x = 32,436,525.77/5,869
  6. Step 6: Final answer
    x = 5,526.76

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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.