Home / 6,935.76-9,574.56-4,102.24

Finding the Fourth Proportional to 6,935.76, 9,574.56 and 4,102.24

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Solution

The fourth proportional to 6,935.76, 9,574.56 and 4,102.24 is: 5,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.76 : 9,574.56 = 4,102.24 : x
  2. Step 2: Convert to fraction form
    6,935.76/9,574.56 = 4,102.24/x
  3. Step 3: Cross multiply
    6,935.76x = 9,574.56 × 4,102.24
  4. Step 4: Simplify right side
    6,935.76x = 39,277,143.01
  5. Step 5: Solve for x
    x = 39,277,143.01/6,935.76
  6. Step 6: Final answer
    x = 5,662.99

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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.