Home / 1,533.57-2,288.58-1,369.56

Finding the Fourth Proportional to 1,533.57, 2,288.58 and 1,369.56

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Solution

The fourth proportional to 1,533.57, 2,288.58 and 1,369.56 is: 2,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.57 : 2,288.58 = 1,369.56 : x
  2. Step 2: Convert to fraction form
    1,533.57/2,288.58 = 1,369.56/x
  3. Step 3: Cross multiply
    1,533.57x = 2,288.58 × 1,369.56
  4. Step 4: Simplify right side
    1,533.57x = 3,134,347.62
  5. Step 5: Solve for x
    x = 3,134,347.62/1,533.57
  6. Step 6: Final answer
    x = 2,043.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.