Home / 5,093.23-7,639.86-1,395.50

Finding the Fourth Proportional to 5,093.23, 7,639.86 and 1,395.50

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Solution

The fourth proportional to 5,093.23, 7,639.86 and 1,395.50 is: 2,093.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.23 : 7,639.86 = 1,395.50 : x
  2. Step 2: Convert to fraction form
    5,093.23/7,639.86 = 1,395.50/x
  3. Step 3: Cross multiply
    5,093.23x = 7,639.86 × 1,395.50
  4. Step 4: Simplify right side
    5,093.23x = 10,661,424.63
  5. Step 5: Solve for x
    x = 10,661,424.63/5,093.23
  6. Step 6: Final answer
    x = 2,093.25

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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.