Home / 5,830.17-8,045.72-3,177.57

Finding the Fourth Proportional to 5,830.17, 8,045.72 and 3,177.57

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Solution

The fourth proportional to 5,830.17, 8,045.72 and 3,177.57 is: 4,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.17 : 8,045.72 = 3,177.57 : x
  2. Step 2: Convert to fraction form
    5,830.17/8,045.72 = 3,177.57/x
  3. Step 3: Cross multiply
    5,830.17x = 8,045.72 × 3,177.57
  4. Step 4: Simplify right side
    5,830.17x = 25,565,846.44
  5. Step 5: Solve for x
    x = 25,565,846.44/5,830.17
  6. Step 6: Final answer
    x = 4,385.09

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1.5x scale

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.