Home / 9,938.90-13,706.60-6,796.10

Finding the Fourth Proportional to 9,938.90, 13,706.60 and 6,796.10

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Solution

The fourth proportional to 9,938.90, 13,706.60 and 6,796.10 is: 9,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.90 : 13,706.60 = 6,796.10 : x
  2. Step 2: Convert to fraction form
    9,938.90/13,706.60 = 6,796.10/x
  3. Step 3: Cross multiply
    9,938.90x = 13,706.60 × 6,796.10
  4. Step 4: Simplify right side
    9,938.90x = 93,151,424.26
  5. Step 5: Solve for x
    x = 93,151,424.26/9,938.90
  6. Step 6: Final answer
    x = 9,372.41

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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.