Home / 3,153-4,723.40-1,506.26

Finding the Fourth Proportional to 3,153, 4,723.40 and 1,506.26

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Solution

The fourth proportional to 3,153, 4,723.40 and 1,506.26 is: 2,256.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153 : 4,723.40 = 1,506.26 : x
  2. Step 2: Convert to fraction form
    3,153/4,723.40 = 1,506.26/x
  3. Step 3: Cross multiply
    3,153x = 4,723.40 × 1,506.26
  4. Step 4: Simplify right side
    3,153x = 7,114,668.48
  5. Step 5: Solve for x
    x = 7,114,668.48/3,153
  6. Step 6: Final answer
    x = 2,256.48

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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.