Home / 6,942.49-9,581.13-4,580.53

Finding the Fourth Proportional to 6,942.49, 9,581.13 and 4,580.53

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Solution

The fourth proportional to 6,942.49, 9,581.13 and 4,580.53 is: 6,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.49 : 9,581.13 = 4,580.53 : x
  2. Step 2: Convert to fraction form
    6,942.49/9,581.13 = 4,580.53/x
  3. Step 3: Cross multiply
    6,942.49x = 9,581.13 × 4,580.53
  4. Step 4: Simplify right side
    6,942.49x = 43,886,653.40
  5. Step 5: Solve for x
    x = 43,886,653.40/6,942.49
  6. Step 6: Final answer
    x = 6,321.46

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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.