Home / 6,942.69-9,574.85-4,922.11

Finding the Fourth Proportional to 6,942.69, 9,574.85 and 4,922.11

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Solution

The fourth proportional to 6,942.69, 9,574.85 and 4,922.11 is: 6,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.69 : 9,574.85 = 4,922.11 : x
  2. Step 2: Convert to fraction form
    6,942.69/9,574.85 = 4,922.11/x
  3. Step 3: Cross multiply
    6,942.69x = 9,574.85 × 4,922.11
  4. Step 4: Simplify right side
    6,942.69x = 47,128,428.69
  5. Step 5: Solve for x
    x = 47,128,428.69/6,942.69
  6. Step 6: Final answer
    x = 6,788.21

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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.