Home / 5,466.40-8,199.60-4,372.90

Finding the Fourth Proportional to 5,466.40, 8,199.60 and 4,372.90

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Solution

The fourth proportional to 5,466.40, 8,199.60 and 4,372.90 is: 6,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.40 : 8,199.60 = 4,372.90 : x
  2. Step 2: Convert to fraction form
    5,466.40/8,199.60 = 4,372.90/x
  3. Step 3: Cross multiply
    5,466.40x = 8,199.60 × 4,372.90
  4. Step 4: Simplify right side
    5,466.40x = 35,856,030.84
  5. Step 5: Solve for x
    x = 35,856,030.84/5,466.40
  6. Step 6: Final answer
    x = 6,559.35

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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.