Home / 6,947.84-9,589.23-4,116.81

Finding the Fourth Proportional to 6,947.84, 9,589.23 and 4,116.81

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Solution

The fourth proportional to 6,947.84, 9,589.23 and 4,116.81 is: 5,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.84 : 9,589.23 = 4,116.81 : x
  2. Step 2: Convert to fraction form
    6,947.84/9,589.23 = 4,116.81/x
  3. Step 3: Cross multiply
    6,947.84x = 9,589.23 × 4,116.81
  4. Step 4: Simplify right side
    6,947.84x = 39,477,037.96
  5. Step 5: Solve for x
    x = 39,477,037.96/6,947.84
  6. Step 6: Final answer
    x = 5,681.91

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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.