Home / 9,534.53-13,157.20-5,285.32

Finding the Fourth Proportional to 9,534.53, 13,157.20 and 5,285.32

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Solution

The fourth proportional to 9,534.53, 13,157.20 and 5,285.32 is: 7,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.53 : 13,157.20 = 5,285.32 : x
  2. Step 2: Convert to fraction form
    9,534.53/13,157.20 = 5,285.32/x
  3. Step 3: Cross multiply
    9,534.53x = 13,157.20 × 5,285.32
  4. Step 4: Simplify right side
    9,534.53x = 69,540,012.30
  5. Step 5: Solve for x
    x = 69,540,012.30/9,534.53
  6. Step 6: Final answer
    x = 7,293.49

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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.