Home / 2,034.65-2,807.90-1,150.45

Finding the Fourth Proportional to 2,034.65, 2,807.90 and 1,150.45

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Solution

The fourth proportional to 2,034.65, 2,807.90 and 1,150.45 is: 1,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.65 : 2,807.90 = 1,150.45 : x
  2. Step 2: Convert to fraction form
    2,034.65/2,807.90 = 1,150.45/x
  3. Step 3: Cross multiply
    2,034.65x = 2,807.90 × 1,150.45
  4. Step 4: Simplify right side
    2,034.65x = 3,230,360.75
  5. Step 5: Solve for x
    x = 3,230,360.75/2,034.65
  6. Step 6: Final answer
    x = 1,587.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.