Home / 9,485.53-13,089.10-5,236.32

Finding the Fourth Proportional to 9,485.53, 13,089.10 and 5,236.32

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Solution

The fourth proportional to 9,485.53, 13,089.10 and 5,236.32 is: 7,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.53 : 13,089.10 = 5,236.32 : x
  2. Step 2: Convert to fraction form
    9,485.53/13,089.10 = 5,236.32/x
  3. Step 3: Cross multiply
    9,485.53x = 13,089.10 × 5,236.32
  4. Step 4: Simplify right side
    9,485.53x = 68,538,653.94
  5. Step 5: Solve for x
    x = 68,538,653.94/9,485.53
  6. Step 6: Final answer
    x = 7,225.60

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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.