Home / 9,518.10-13,134.60-5,326.26

Finding the Fourth Proportional to 9,518.10, 13,134.60 and 5,326.26

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Solution

The fourth proportional to 9,518.10, 13,134.60 and 5,326.26 is: 7,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.10 : 13,134.60 = 5,326.26 : x
  2. Step 2: Convert to fraction form
    9,518.10/13,134.60 = 5,326.26/x
  3. Step 3: Cross multiply
    9,518.10x = 13,134.60 × 5,326.26
  4. Step 4: Simplify right side
    9,518.10x = 69,958,294.60
  5. Step 5: Solve for x
    x = 69,958,294.60/9,518.10
  6. Step 6: Final answer
    x = 7,350.03

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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.