Home / 6,908.79-9,535.67-4,390.41

Finding the Fourth Proportional to 6,908.79, 9,535.67 and 4,390.41

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Solution

The fourth proportional to 6,908.79, 9,535.67 and 4,390.41 is: 6,059.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.79 : 9,535.67 = 4,390.41 : x
  2. Step 2: Convert to fraction form
    6,908.79/9,535.67 = 4,390.41/x
  3. Step 3: Cross multiply
    6,908.79x = 9,535.67 × 4,390.41
  4. Step 4: Simplify right side
    6,908.79x = 41,865,443.21
  5. Step 5: Solve for x
    x = 41,865,443.21/6,908.79
  6. Step 6: Final answer
    x = 6,059.74

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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.