Home / 3,484.72-5,228.45-1,535.56

Finding the Fourth Proportional to 3,484.72, 5,228.45 and 1,535.56

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Solution

The fourth proportional to 3,484.72, 5,228.45 and 1,535.56 is: 2,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.72 : 5,228.45 = 1,535.56 : x
  2. Step 2: Convert to fraction form
    3,484.72/5,228.45 = 1,535.56/x
  3. Step 3: Cross multiply
    3,484.72x = 5,228.45 × 1,535.56
  4. Step 4: Simplify right side
    3,484.72x = 8,028,583.69
  5. Step 5: Solve for x
    x = 8,028,583.69/3,484.72
  6. Step 6: Final answer
    x = 2,303.94

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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.