Home / 9,361.16-14,039.28-2,785.58

Finding the Fourth Proportional to 9,361.16, 14,039.28 and 2,785.58

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Solution

The fourth proportional to 9,361.16, 14,039.28 and 2,785.58 is: 4,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.16 : 14,039.28 = 2,785.58 : x
  2. Step 2: Convert to fraction form
    9,361.16/14,039.28 = 2,785.58/x
  3. Step 3: Cross multiply
    9,361.16x = 14,039.28 × 2,785.58
  4. Step 4: Simplify right side
    9,361.16x = 39,107,537.58
  5. Step 5: Solve for x
    x = 39,107,537.58/9,361.16
  6. Step 6: Final answer
    x = 4,177.64

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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.