Home / 4,357.85-6,533.10-1,890.81

Finding the Fourth Proportional to 4,357.85, 6,533.10 and 1,890.81

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Solution

The fourth proportional to 4,357.85, 6,533.10 and 1,890.81 is: 2,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,357.85 : 6,533.10 = 1,890.81 : x
  2. Step 2: Convert to fraction form
    4,357.85/6,533.10 = 1,890.81/x
  3. Step 3: Cross multiply
    4,357.85x = 6,533.10 × 1,890.81
  4. Step 4: Simplify right side
    4,357.85x = 12,352,808.69
  5. Step 5: Solve for x
    x = 12,352,808.69/4,357.85
  6. Step 6: Final answer
    x = 2,834.61

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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.