Home / 4,230.14-6,345.21-1,152.14

Finding the Fourth Proportional to 4,230.14, 6,345.21 and 1,152.14

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Solution

The fourth proportional to 4,230.14, 6,345.21 and 1,152.14 is: 1,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.14 : 6,345.21 = 1,152.14 : x
  2. Step 2: Convert to fraction form
    4,230.14/6,345.21 = 1,152.14/x
  3. Step 3: Cross multiply
    4,230.14x = 6,345.21 × 1,152.14
  4. Step 4: Simplify right side
    4,230.14x = 7,310,575.30
  5. Step 5: Solve for x
    x = 7,310,575.30/4,230.14
  6. Step 6: Final answer
    x = 1,728.21

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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.