Home / 1,626.08-2,434.09-1,315.34

Finding the Fourth Proportional to 1,626.08, 2,434.09 and 1,315.34

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Solution

The fourth proportional to 1,626.08, 2,434.09 and 1,315.34 is: 1,968.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.08 : 2,434.09 = 1,315.34 : x
  2. Step 2: Convert to fraction form
    1,626.08/2,434.09 = 1,315.34/x
  3. Step 3: Cross multiply
    1,626.08x = 2,434.09 × 1,315.34
  4. Step 4: Simplify right side
    1,626.08x = 3,201,655.94
  5. Step 5: Solve for x
    x = 3,201,655.94/1,626.08
  6. Step 6: Final answer
    x = 1,968.94

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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.