Home / 9,914.63-13,683.07-5,439.26

Finding the Fourth Proportional to 9,914.63, 13,683.07 and 5,439.26

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Solution

The fourth proportional to 9,914.63, 13,683.07 and 5,439.26 is: 7,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.63 : 13,683.07 = 5,439.26 : x
  2. Step 2: Convert to fraction form
    9,914.63/13,683.07 = 5,439.26/x
  3. Step 3: Cross multiply
    9,914.63x = 13,683.07 × 5,439.26
  4. Step 4: Simplify right side
    9,914.63x = 74,425,706.91
  5. Step 5: Solve for x
    x = 74,425,706.91/9,914.63
  6. Step 6: Final answer
    x = 7,506.66

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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.