Home / 7,318.56-10,098.88-4,961.60

Finding the Fourth Proportional to 7,318.56, 10,098.88 and 4,961.60

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Solution

The fourth proportional to 7,318.56, 10,098.88 and 4,961.60 is: 6,846.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.56 : 10,098.88 = 4,961.60 : x
  2. Step 2: Convert to fraction form
    7,318.56/10,098.88 = 4,961.60/x
  3. Step 3: Cross multiply
    7,318.56x = 10,098.88 × 4,961.60
  4. Step 4: Simplify right side
    7,318.56x = 50,106,603.01
  5. Step 5: Solve for x
    x = 50,106,603.01/7,318.56
  6. Step 6: Final answer
    x = 6,846.51

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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.