Home / 7,195.55-10,783.53-3,490.38

Finding the Fourth Proportional to 7,195.55, 10,783.53 and 3,490.38

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Solution

The fourth proportional to 7,195.55, 10,783.53 and 3,490.38 is: 5,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.55 : 10,783.53 = 3,490.38 : x
  2. Step 2: Convert to fraction form
    7,195.55/10,783.53 = 3,490.38/x
  3. Step 3: Cross multiply
    7,195.55x = 10,783.53 × 3,490.38
  4. Step 4: Simplify right side
    7,195.55x = 37,638,617.44
  5. Step 5: Solve for x
    x = 37,638,617.44/7,195.55
  6. Step 6: Final answer
    x = 5,230.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.