Home / 6,922.54-9,554.28-4,090.63

Finding the Fourth Proportional to 6,922.54, 9,554.28 and 4,090.63

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Solution

The fourth proportional to 6,922.54, 9,554.28 and 4,090.63 is: 5,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.54 : 9,554.28 = 4,090.63 : x
  2. Step 2: Convert to fraction form
    6,922.54/9,554.28 = 4,090.63/x
  3. Step 3: Cross multiply
    6,922.54x = 9,554.28 × 4,090.63
  4. Step 4: Simplify right side
    6,922.54x = 39,083,024.40
  5. Step 5: Solve for x
    x = 39,083,024.40/6,922.54
  6. Step 6: Final answer
    x = 5,645.76

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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.