Home / 7,153.44-9,873.36-4,797.60

Finding the Fourth Proportional to 7,153.44, 9,873.36 and 4,797.60

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Solution

The fourth proportional to 7,153.44, 9,873.36 and 4,797.60 is: 6,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.44 : 9,873.36 = 4,797.60 : x
  2. Step 2: Convert to fraction form
    7,153.44/9,873.36 = 4,797.60/x
  3. Step 3: Cross multiply
    7,153.44x = 9,873.36 × 4,797.60
  4. Step 4: Simplify right side
    7,153.44x = 47,368,431.94
  5. Step 5: Solve for x
    x = 47,368,431.94/7,153.44
  6. Step 6: Final answer
    x = 6,621.77

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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.