Home / 4,372.40-6,558.60-4,202.30

Finding the Fourth Proportional to 4,372.40, 6,558.60 and 4,202.30

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Solution

The fourth proportional to 4,372.40, 6,558.60 and 4,202.30 is: 6,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.40 : 6,558.60 = 4,202.30 : x
  2. Step 2: Convert to fraction form
    4,372.40/6,558.60 = 4,202.30/x
  3. Step 3: Cross multiply
    4,372.40x = 6,558.60 × 4,202.30
  4. Step 4: Simplify right side
    4,372.40x = 27,561,204.78
  5. Step 5: Solve for x
    x = 27,561,204.78/4,372.40
  6. Step 6: Final answer
    x = 6,303.45

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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.