Home / 8,840.68-12,200.40-4,862.02

Finding the Fourth Proportional to 8,840.68, 12,200.40 and 4,862.02

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Solution

The fourth proportional to 8,840.68, 12,200.40 and 4,862.02 is: 6,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.68 : 12,200.40 = 4,862.02 : x
  2. Step 2: Convert to fraction form
    8,840.68/12,200.40 = 4,862.02/x
  3. Step 3: Cross multiply
    8,840.68x = 12,200.40 × 4,862.02
  4. Step 4: Simplify right side
    8,840.68x = 59,318,588.81
  5. Step 5: Solve for x
    x = 59,318,588.81/8,840.68
  6. Step 6: Final answer
    x = 6,709.73

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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.