Home / 5,520.49-8,277.90-1,624.39

Finding the Fourth Proportional to 5,520.49, 8,277.90 and 1,624.39

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Solution

The fourth proportional to 5,520.49, 8,277.90 and 1,624.39 is: 2,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.49 : 8,277.90 = 1,624.39 : x
  2. Step 2: Convert to fraction form
    5,520.49/8,277.90 = 1,624.39/x
  3. Step 3: Cross multiply
    5,520.49x = 8,277.90 × 1,624.39
  4. Step 4: Simplify right side
    5,520.49x = 13,446,511.19
  5. Step 5: Solve for x
    x = 13,446,511.19/5,520.49
  6. Step 6: Final answer
    x = 2,435.75

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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.