Home / 4,123.07-6,185.47-1,349.53

Finding the Fourth Proportional to 4,123.07, 6,185.47 and 1,349.53

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Solution

The fourth proportional to 4,123.07, 6,185.47 and 1,349.53 is: 2,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.07 : 6,185.47 = 1,349.53 : x
  2. Step 2: Convert to fraction form
    4,123.07/6,185.47 = 1,349.53/x
  3. Step 3: Cross multiply
    4,123.07x = 6,185.47 × 1,349.53
  4. Step 4: Simplify right side
    4,123.07x = 8,347,477.33
  5. Step 5: Solve for x
    x = 8,347,477.33/4,123.07
  6. Step 6: Final answer
    x = 2,024.58

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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.