Home / 8,840.57-12,199.98-4,861.95

Finding the Fourth Proportional to 8,840.57, 12,199.98 and 4,861.95

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Solution

The fourth proportional to 8,840.57, 12,199.98 and 4,861.95 is: 6,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.57 : 12,199.98 = 4,861.95 : x
  2. Step 2: Convert to fraction form
    8,840.57/12,199.98 = 4,861.95/x
  3. Step 3: Cross multiply
    8,840.57x = 12,199.98 × 4,861.95
  4. Step 4: Simplify right side
    8,840.57x = 59,315,631.76
  5. Step 5: Solve for x
    x = 59,315,631.76/8,840.57
  6. Step 6: Final answer
    x = 6,709.48

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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.