Home / 5,406.93-8,103.88-3,533.70

Finding the Fourth Proportional to 5,406.93, 8,103.88 and 3,533.70

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Solution

The fourth proportional to 5,406.93, 8,103.88 and 3,533.70 is: 5,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.93 : 8,103.88 = 3,533.70 : x
  2. Step 2: Convert to fraction form
    5,406.93/8,103.88 = 3,533.70/x
  3. Step 3: Cross multiply
    5,406.93x = 8,103.88 × 3,533.70
  4. Step 4: Simplify right side
    5,406.93x = 28,636,715.56
  5. Step 5: Solve for x
    x = 28,636,715.56/5,406.93
  6. Step 6: Final answer
    x = 5,296.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.