Home / 6,896.94-9,518.68-5,133.57

Finding the Fourth Proportional to 6,896.94, 9,518.68 and 5,133.57

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Solution

The fourth proportional to 6,896.94, 9,518.68 and 5,133.57 is: 7,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.94 : 9,518.68 = 5,133.57 : x
  2. Step 2: Convert to fraction form
    6,896.94/9,518.68 = 5,133.57/x
  3. Step 3: Cross multiply
    6,896.94x = 9,518.68 × 5,133.57
  4. Step 4: Simplify right side
    6,896.94x = 48,864,810.09
  5. Step 5: Solve for x
    x = 48,864,810.09/6,896.94
  6. Step 6: Final answer
    x = 7,085.00

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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.