Home / 9,082.42-12,533.79-5,103.70

Finding the Fourth Proportional to 9,082.42, 12,533.79 and 5,103.70

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Solution

The fourth proportional to 9,082.42, 12,533.79 and 5,103.70 is: 7,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.42 : 12,533.79 = 5,103.70 : x
  2. Step 2: Convert to fraction form
    9,082.42/12,533.79 = 5,103.70/x
  3. Step 3: Cross multiply
    9,082.42x = 12,533.79 × 5,103.70
  4. Step 4: Simplify right side
    9,082.42x = 63,968,704.02
  5. Step 5: Solve for x
    x = 63,968,704.02/9,082.42
  6. Step 6: Final answer
    x = 7,043.13

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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.