Home / 5,830.13-8,045.37-3,311.91

Finding the Fourth Proportional to 5,830.13, 8,045.37 and 3,311.91

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Solution

The fourth proportional to 5,830.13, 8,045.37 and 3,311.91 is: 4,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.13 : 8,045.37 = 3,311.91 : x
  2. Step 2: Convert to fraction form
    5,830.13/8,045.37 = 3,311.91/x
  3. Step 3: Cross multiply
    5,830.13x = 8,045.37 × 3,311.91
  4. Step 4: Simplify right side
    5,830.13x = 26,645,541.36
  5. Step 5: Solve for x
    x = 26,645,541.36/5,830.13
  6. Step 6: Final answer
    x = 4,570.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.