Home / 5,830.24-8,045.96-3,177.68

Finding the Fourth Proportional to 5,830.24, 8,045.96 and 3,177.68

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Solution

The fourth proportional to 5,830.24, 8,045.96 and 3,177.68 is: 4,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.24 : 8,045.96 = 3,177.68 : x
  2. Step 2: Convert to fraction form
    5,830.24/8,045.96 = 3,177.68/x
  3. Step 3: Cross multiply
    5,830.24x = 8,045.96 × 3,177.68
  4. Step 4: Simplify right side
    5,830.24x = 25,567,486.17
  5. Step 5: Solve for x
    x = 25,567,486.17/5,830.24
  6. Step 6: Final answer
    x = 4,385.32

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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.