Home / 4,670.20-7,005.30-4,432.60

Finding the Fourth Proportional to 4,670.20, 7,005.30 and 4,432.60

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Solution

The fourth proportional to 4,670.20, 7,005.30 and 4,432.60 is: 6,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.20 : 7,005.30 = 4,432.60 : x
  2. Step 2: Convert to fraction form
    4,670.20/7,005.30 = 4,432.60/x
  3. Step 3: Cross multiply
    4,670.20x = 7,005.30 × 4,432.60
  4. Step 4: Simplify right side
    4,670.20x = 31,051,692.78
  5. Step 5: Solve for x
    x = 31,051,692.78/4,670.20
  6. Step 6: Final answer
    x = 6,648.90

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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.