Home / 5,535.24-8,302.89-1,639.68

Finding the Fourth Proportional to 5,535.24, 8,302.89 and 1,639.68

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Solution

The fourth proportional to 5,535.24, 8,302.89 and 1,639.68 is: 2,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.24 : 8,302.89 = 1,639.68 : x
  2. Step 2: Convert to fraction form
    5,535.24/8,302.89 = 1,639.68/x
  3. Step 3: Cross multiply
    5,535.24x = 8,302.89 × 1,639.68
  4. Step 4: Simplify right side
    5,535.24x = 13,614,082.68
  5. Step 5: Solve for x
    x = 13,614,082.68/5,535.24
  6. Step 6: Final answer
    x = 2,459.53

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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.