Home / 4,230.26-6,345.40-1,152.26

Finding the Fourth Proportional to 4,230.26, 6,345.40 and 1,152.26

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Solution

The fourth proportional to 4,230.26, 6,345.40 and 1,152.26 is: 1,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.26 : 6,345.40 = 1,152.26 : x
  2. Step 2: Convert to fraction form
    4,230.26/6,345.40 = 1,152.26/x
  3. Step 3: Cross multiply
    4,230.26x = 6,345.40 × 1,152.26
  4. Step 4: Simplify right side
    4,230.26x = 7,311,550.60
  5. Step 5: Solve for x
    x = 7,311,550.60/4,230.26
  6. Step 6: Final answer
    x = 1,728.39

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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.