Home / 1,530.08-2,304.56-1,396.88

Finding the Fourth Proportional to 1,530.08, 2,304.56 and 1,396.88

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Solution

The fourth proportional to 1,530.08, 2,304.56 and 1,396.88 is: 2,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.08 : 2,304.56 = 1,396.88 : x
  2. Step 2: Convert to fraction form
    1,530.08/2,304.56 = 1,396.88/x
  3. Step 3: Cross multiply
    1,530.08x = 2,304.56 × 1,396.88
  4. Step 4: Simplify right side
    1,530.08x = 3,219,193.77
  5. Step 5: Solve for x
    x = 3,219,193.77/1,530.08
  6. Step 6: Final answer
    x = 2,103.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.