Home / 3,386.49-4,663.67-3,175.54

Finding the Fourth Proportional to 3,386.49, 4,663.67 and 3,175.54

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Solution

The fourth proportional to 3,386.49, 4,663.67 and 3,175.54 is: 4,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.49 : 4,663.67 = 3,175.54 : x
  2. Step 2: Convert to fraction form
    3,386.49/4,663.67 = 3,175.54/x
  3. Step 3: Cross multiply
    3,386.49x = 4,663.67 × 3,175.54
  4. Step 4: Simplify right side
    3,386.49x = 14,809,631.44
  5. Step 5: Solve for x
    x = 14,809,631.44/3,386.49
  6. Step 6: Final answer
    x = 4,373.15

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1.5x scale

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.