Home / 4,230.02-6,345.34-1,765.09

Finding the Fourth Proportional to 4,230.02, 6,345.34 and 1,765.09

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Solution

The fourth proportional to 4,230.02, 6,345.34 and 1,765.09 is: 2,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.02 : 6,345.34 = 1,765.09 : x
  2. Step 2: Convert to fraction form
    4,230.02/6,345.34 = 1,765.09/x
  3. Step 3: Cross multiply
    4,230.02x = 6,345.34 × 1,765.09
  4. Step 4: Simplify right side
    4,230.02x = 11,200,099.70
  5. Step 5: Solve for x
    x = 11,200,099.70/4,230.02
  6. Step 6: Final answer
    x = 2,647.76

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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.