Home / 6,908.18-9,533.52-3,923.91

Finding the Fourth Proportional to 6,908.18, 9,533.52 and 3,923.91

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Solution

The fourth proportional to 6,908.18, 9,533.52 and 3,923.91 is: 5,415.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.18 : 9,533.52 = 3,923.91 : x
  2. Step 2: Convert to fraction form
    6,908.18/9,533.52 = 3,923.91/x
  3. Step 3: Cross multiply
    6,908.18x = 9,533.52 × 3,923.91
  4. Step 4: Simplify right side
    6,908.18x = 37,408,674.46
  5. Step 5: Solve for x
    x = 37,408,674.46/6,908.18
  6. Step 6: Final answer
    x = 5,415.13

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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.