Home / 4,157.20-6,237.04-1,235.60

Finding the Fourth Proportional to 4,157.20, 6,237.04 and 1,235.60

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Solution

The fourth proportional to 4,157.20, 6,237.04 and 1,235.60 is: 1,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.20 : 6,237.04 = 1,235.60 : x
  2. Step 2: Convert to fraction form
    4,157.20/6,237.04 = 1,235.60/x
  3. Step 3: Cross multiply
    4,157.20x = 6,237.04 × 1,235.60
  4. Step 4: Simplify right side
    4,157.20x = 7,706,486.62
  5. Step 5: Solve for x
    x = 7,706,486.62/4,157.20
  6. Step 6: Final answer
    x = 1,853.77

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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.