Home / 5,978.23-8,248.98-3,325.57

Finding the Fourth Proportional to 5,978.23, 8,248.98 and 3,325.57

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Solution

The fourth proportional to 5,978.23, 8,248.98 and 3,325.57 is: 4,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.23 : 8,248.98 = 3,325.57 : x
  2. Step 2: Convert to fraction form
    5,978.23/8,248.98 = 3,325.57/x
  3. Step 3: Cross multiply
    5,978.23x = 8,248.98 × 3,325.57
  4. Step 4: Simplify right side
    5,978.23x = 27,432,552.27
  5. Step 5: Solve for x
    x = 27,432,552.27/5,978.23
  6. Step 6: Final answer
    x = 4,588.74

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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.