Home / 3,765.24-5,193.18-3,298.68

Finding the Fourth Proportional to 3,765.24, 5,193.18 and 3,298.68

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Solution

The fourth proportional to 3,765.24, 5,193.18 and 3,298.68 is: 4,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.24 : 5,193.18 = 3,298.68 : x
  2. Step 2: Convert to fraction form
    3,765.24/5,193.18 = 3,298.68/x
  3. Step 3: Cross multiply
    3,765.24x = 5,193.18 × 3,298.68
  4. Step 4: Simplify right side
    3,765.24x = 17,130,639.00
  5. Step 5: Solve for x
    x = 17,130,639.00/3,765.24
  6. Step 6: Final answer
    x = 4,549.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.