Home / 1,530.56-2,288.84-1,140.83

Finding the Fourth Proportional to 1,530.56, 2,288.84 and 1,140.83

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Solution

The fourth proportional to 1,530.56, 2,288.84 and 1,140.83 is: 1,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.56 : 2,288.84 = 1,140.83 : x
  2. Step 2: Convert to fraction form
    1,530.56/2,288.84 = 1,140.83/x
  3. Step 3: Cross multiply
    1,530.56x = 2,288.84 × 1,140.83
  4. Step 4: Simplify right side
    1,530.56x = 2,611,181.65
  5. Step 5: Solve for x
    x = 2,611,181.65/1,530.56
  6. Step 6: Final answer
    x = 1,706.03

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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.