Home / 5,622.60-8,419.30-4,693.12

Finding the Fourth Proportional to 5,622.60, 8,419.30 and 4,693.12

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Solution

The fourth proportional to 5,622.60, 8,419.30 and 4,693.12 is: 7,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.60 : 8,419.30 = 4,693.12 : x
  2. Step 2: Convert to fraction form
    5,622.60/8,419.30 = 4,693.12/x
  3. Step 3: Cross multiply
    5,622.60x = 8,419.30 × 4,693.12
  4. Step 4: Simplify right side
    5,622.60x = 39,512,785.22
  5. Step 5: Solve for x
    x = 39,512,785.22/5,622.60
  6. Step 6: Final answer
    x = 7,027.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.