Home / 5,721.91-8,567.85-4,605.39

Finding the Fourth Proportional to 5,721.91, 8,567.85 and 4,605.39

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Solution

The fourth proportional to 5,721.91, 8,567.85 and 4,605.39 is: 6,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.91 : 8,567.85 = 4,605.39 : x
  2. Step 2: Convert to fraction form
    5,721.91/8,567.85 = 4,605.39/x
  3. Step 3: Cross multiply
    5,721.91x = 8,567.85 × 4,605.39
  4. Step 4: Simplify right side
    5,721.91x = 39,458,314.21
  5. Step 5: Solve for x
    x = 39,458,314.21/5,721.91
  6. Step 6: Final answer
    x = 6,896.00

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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.