Home / 1,396.24-2,094.32-530.52

Finding the Fourth Proportional to 1,396.24, 2,094.32 and 530.52

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Solution

The fourth proportional to 1,396.24, 2,094.32 and 530.52 is: 795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.24 : 2,094.32 = 530.52 : x
  2. Step 2: Convert to fraction form
    1,396.24/2,094.32 = 530.52/x
  3. Step 3: Cross multiply
    1,396.24x = 2,094.32 × 530.52
  4. Step 4: Simplify right side
    1,396.24x = 1,111,078.65
  5. Step 5: Solve for x
    x = 1,111,078.65/1,396.24
  6. Step 6: Final answer
    x = 795.76

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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.