Home / 5,830.04-8,045.68-3,177.60

Finding the Fourth Proportional to 5,830.04, 8,045.68 and 3,177.60

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Solution

The fourth proportional to 5,830.04, 8,045.68 and 3,177.60 is: 4,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.04 : 8,045.68 = 3,177.60 : x
  2. Step 2: Convert to fraction form
    5,830.04/8,045.68 = 3,177.60/x
  3. Step 3: Cross multiply
    5,830.04x = 8,045.68 × 3,177.60
  4. Step 4: Simplify right side
    5,830.04x = 25,565,952.77
  5. Step 5: Solve for x
    x = 25,565,952.77/5,830.04
  6. Step 6: Final answer
    x = 4,385.21

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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.