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Finding the Fourth Proportional to 4,303.49, 6,455.16 and 1,183.49

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Solution

The fourth proportional to 4,303.49, 6,455.16 and 1,183.49 is: 1,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.49 : 6,455.16 = 1,183.49 : x
  2. Step 2: Convert to fraction form
    4,303.49/6,455.16 = 1,183.49/x
  3. Step 3: Cross multiply
    4,303.49x = 6,455.16 × 1,183.49
  4. Step 4: Simplify right side
    4,303.49x = 7,639,617.31
  5. Step 5: Solve for x
    x = 7,639,617.31/4,303.49
  6. Step 6: Final answer
    x = 1,775.21

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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.