Home / 1,533.15-2,297.68-875.23

Finding the Fourth Proportional to 1,533.15, 2,297.68 and 875.23

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Solution

The fourth proportional to 1,533.15, 2,297.68 and 875.23 is: 1,311.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.15 : 2,297.68 = 875.23 : x
  2. Step 2: Convert to fraction form
    1,533.15/2,297.68 = 875.23/x
  3. Step 3: Cross multiply
    1,533.15x = 2,297.68 × 875.23
  4. Step 4: Simplify right side
    1,533.15x = 2,010,998.47
  5. Step 5: Solve for x
    x = 2,010,998.47/1,533.15
  6. Step 6: Final answer
    x = 1,311.68

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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.