Home / 6,922.49-9,563.45-4,538.12

Finding the Fourth Proportional to 6,922.49, 9,563.45 and 4,538.12

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Solution

The fourth proportional to 6,922.49, 9,563.45 and 4,538.12 is: 6,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.49 : 9,563.45 = 4,538.12 : x
  2. Step 2: Convert to fraction form
    6,922.49/9,563.45 = 4,538.12/x
  3. Step 3: Cross multiply
    6,922.49x = 9,563.45 × 4,538.12
  4. Step 4: Simplify right side
    6,922.49x = 43,400,013.21
  5. Step 5: Solve for x
    x = 43,400,013.21/6,922.49
  6. Step 6: Final answer
    x = 6,269.43

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Double scale
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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.