Home / 4,695.20-7,023.60-4,234.40

Finding the Fourth Proportional to 4,695.20, 7,023.60 and 4,234.40

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Solution

The fourth proportional to 4,695.20, 7,023.60 and 4,234.40 is: 6,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.20 : 7,023.60 = 4,234.40 : x
  2. Step 2: Convert to fraction form
    4,695.20/7,023.60 = 4,234.40/x
  3. Step 3: Cross multiply
    4,695.20x = 7,023.60 × 4,234.40
  4. Step 4: Simplify right side
    4,695.20x = 29,740,731.84
  5. Step 5: Solve for x
    x = 29,740,731.84/4,695.20
  6. Step 6: Final answer
    x = 6,334.28

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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.