Home / 9,735.26-13,439.83-7,800.03

Finding the Fourth Proportional to 9,735.26, 13,439.83 and 7,800.03

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Solution

The fourth proportional to 9,735.26, 13,439.83 and 7,800.03 is: 10,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,735.26 : 13,439.83 = 7,800.03 : x
  2. Step 2: Convert to fraction form
    9,735.26/13,439.83 = 7,800.03/x
  3. Step 3: Cross multiply
    9,735.26x = 13,439.83 × 7,800.03
  4. Step 4: Simplify right side
    9,735.26x = 104,831,077.19
  5. Step 5: Solve for x
    x = 104,831,077.19/9,735.26
  6. Step 6: Final answer
    x = 10,768.18

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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.