Home / 1,904.42-2,630.76-1,804.67

Finding the Fourth Proportional to 1,904.42, 2,630.76 and 1,804.67

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Solution

The fourth proportional to 1,904.42, 2,630.76 and 1,804.67 is: 2,492.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.42 : 2,630.76 = 1,804.67 : x
  2. Step 2: Convert to fraction form
    1,904.42/2,630.76 = 1,804.67/x
  3. Step 3: Cross multiply
    1,904.42x = 2,630.76 × 1,804.67
  4. Step 4: Simplify right side
    1,904.42x = 4,747,653.65
  5. Step 5: Solve for x
    x = 4,747,653.65/1,904.42
  6. Step 6: Final answer
    x = 2,492.97

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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.