Home / 4,378.26-6,041.98-2,806.36

Finding the Fourth Proportional to 4,378.26, 6,041.98 and 2,806.36

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Solution

The fourth proportional to 4,378.26, 6,041.98 and 2,806.36 is: 3,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.26 : 6,041.98 = 2,806.36 : x
  2. Step 2: Convert to fraction form
    4,378.26/6,041.98 = 2,806.36/x
  3. Step 3: Cross multiply
    4,378.26x = 6,041.98 × 2,806.36
  4. Step 4: Simplify right side
    4,378.26x = 16,955,970.99
  5. Step 5: Solve for x
    x = 16,955,970.99/4,378.26
  6. Step 6: Final answer
    x = 3,872.76

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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.