Home / 5,535.68-8,303.50-1,639.77

Finding the Fourth Proportional to 5,535.68, 8,303.50 and 1,639.77

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Solution

The fourth proportional to 5,535.68, 8,303.50 and 1,639.77 is: 2,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.68 : 8,303.50 = 1,639.77 : x
  2. Step 2: Convert to fraction form
    5,535.68/8,303.50 = 1,639.77/x
  3. Step 3: Cross multiply
    5,535.68x = 8,303.50 × 1,639.77
  4. Step 4: Simplify right side
    5,535.68x = 13,615,830.20
  5. Step 5: Solve for x
    x = 13,615,830.20/5,535.68
  6. Step 6: Final answer
    x = 2,459.65

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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.