Home / 1,533.40-2,285.51-1,530.94

Finding the Fourth Proportional to 1,533.40, 2,285.51 and 1,530.94

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Solution

The fourth proportional to 1,533.40, 2,285.51 and 1,530.94 is: 2,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.40 : 2,285.51 = 1,530.94 : x
  2. Step 2: Convert to fraction form
    1,533.40/2,285.51 = 1,530.94/x
  3. Step 3: Cross multiply
    1,533.40x = 2,285.51 × 1,530.94
  4. Step 4: Simplify right side
    1,533.40x = 3,498,978.68
  5. Step 5: Solve for x
    x = 3,498,978.68/1,533.40
  6. Step 6: Final answer
    x = 2,281.84

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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.