Home / 5,590.65-8,385.84-2,303.94

Finding the Fourth Proportional to 5,590.65, 8,385.84 and 2,303.94

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Solution

The fourth proportional to 5,590.65, 8,385.84 and 2,303.94 is: 3,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.65 : 8,385.84 = 2,303.94 : x
  2. Step 2: Convert to fraction form
    5,590.65/8,385.84 = 2,303.94/x
  3. Step 3: Cross multiply
    5,590.65x = 8,385.84 × 2,303.94
  4. Step 4: Simplify right side
    5,590.65x = 19,320,472.21
  5. Step 5: Solve for x
    x = 19,320,472.21/5,590.65
  6. Step 6: Final answer
    x = 3,455.85

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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.