Home / 5,856.61-8,079.33-3,617.68

Finding the Fourth Proportional to 5,856.61, 8,079.33 and 3,617.68

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Solution

The fourth proportional to 5,856.61, 8,079.33 and 3,617.68 is: 4,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.61 : 8,079.33 = 3,617.68 : x
  2. Step 2: Convert to fraction form
    5,856.61/8,079.33 = 3,617.68/x
  3. Step 3: Cross multiply
    5,856.61x = 8,079.33 × 3,617.68
  4. Step 4: Simplify right side
    5,856.61x = 29,228,430.55
  5. Step 5: Solve for x
    x = 29,228,430.55/5,856.61
  6. Step 6: Final answer
    x = 4,990.67

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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.