Home / 5,721.83-8,567.70-4,605.30

Finding the Fourth Proportional to 5,721.83, 8,567.70 and 4,605.30

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Solution

The fourth proportional to 5,721.83, 8,567.70 and 4,605.30 is: 6,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.83 : 8,567.70 = 4,605.30 : x
  2. Step 2: Convert to fraction form
    5,721.83/8,567.70 = 4,605.30/x
  3. Step 3: Cross multiply
    5,721.83x = 8,567.70 × 4,605.30
  4. Step 4: Simplify right side
    5,721.83x = 39,456,828.81
  5. Step 5: Solve for x
    x = 39,456,828.81/5,721.83
  6. Step 6: Final answer
    x = 6,895.85

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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.