Home / 3,639.03-5,466.32-2,605.68

Finding the Fourth Proportional to 3,639.03, 5,466.32 and 2,605.68

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Solution

The fourth proportional to 3,639.03, 5,466.32 and 2,605.68 is: 3,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.03 : 5,466.32 = 2,605.68 : x
  2. Step 2: Convert to fraction form
    3,639.03/5,466.32 = 2,605.68/x
  3. Step 3: Cross multiply
    3,639.03x = 5,466.32 × 2,605.68
  4. Step 4: Simplify right side
    3,639.03x = 14,243,461.53
  5. Step 5: Solve for x
    x = 14,243,461.53/3,639.03
  6. Step 6: Final answer
    x = 3,914.08

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1.5x scale

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.