Home / 5,307.95-7,325.38-3,183.56

Finding the Fourth Proportional to 5,307.95, 7,325.38 and 3,183.56

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Solution

The fourth proportional to 5,307.95, 7,325.38 and 3,183.56 is: 4,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.95 : 7,325.38 = 3,183.56 : x
  2. Step 2: Convert to fraction form
    5,307.95/7,325.38 = 3,183.56/x
  3. Step 3: Cross multiply
    5,307.95x = 7,325.38 × 3,183.56
  4. Step 4: Simplify right side
    5,307.95x = 23,320,798.50
  5. Step 5: Solve for x
    x = 23,320,798.50/5,307.95
  6. Step 6: Final answer
    x = 4,393.56

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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.