Home / 5,830.12-8,045.65-3,177.52

Finding the Fourth Proportional to 5,830.12, 8,045.65 and 3,177.52

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Solution

The fourth proportional to 5,830.12, 8,045.65 and 3,177.52 is: 4,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.12 : 8,045.65 = 3,177.52 : x
  2. Step 2: Convert to fraction form
    5,830.12/8,045.65 = 3,177.52/x
  3. Step 3: Cross multiply
    5,830.12x = 8,045.65 × 3,177.52
  4. Step 4: Simplify right side
    5,830.12x = 25,565,213.79
  5. Step 5: Solve for x
    x = 25,565,213.79/5,830.12
  6. Step 6: Final answer
    x = 4,385.03

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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.