Home / 1,363.19-2,045.37-632.93

Finding the Fourth Proportional to 1,363.19, 2,045.37 and 632.93

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Solution

The fourth proportional to 1,363.19, 2,045.37 and 632.93 is: 949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.19 : 2,045.37 = 632.93 : x
  2. Step 2: Convert to fraction form
    1,363.19/2,045.37 = 632.93/x
  3. Step 3: Cross multiply
    1,363.19x = 2,045.37 × 632.93
  4. Step 4: Simplify right side
    1,363.19x = 1,294,576.03
  5. Step 5: Solve for x
    x = 1,294,576.03/1,363.19
  6. Step 6: Final answer
    x = 949.67

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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.