Home / 8,361.45-12,547.59-3,622.23

Finding the Fourth Proportional to 8,361.45, 12,547.59 and 3,622.23

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Solution

The fourth proportional to 8,361.45, 12,547.59 and 3,622.23 is: 5,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.45 : 12,547.59 = 3,622.23 : x
  2. Step 2: Convert to fraction form
    8,361.45/12,547.59 = 3,622.23/x
  3. Step 3: Cross multiply
    8,361.45x = 12,547.59 × 3,622.23
  4. Step 4: Simplify right side
    8,361.45x = 45,450,297.35
  5. Step 5: Solve for x
    x = 45,450,297.35/8,361.45
  6. Step 6: Final answer
    x = 5,435.70

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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.