Home / 7,546.49-10,414.81-4,189.95

Finding the Fourth Proportional to 7,546.49, 10,414.81 and 4,189.95

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Solution

The fourth proportional to 7,546.49, 10,414.81 and 4,189.95 is: 5,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.49 : 10,414.81 = 4,189.95 : x
  2. Step 2: Convert to fraction form
    7,546.49/10,414.81 = 4,189.95/x
  3. Step 3: Cross multiply
    7,546.49x = 10,414.81 × 4,189.95
  4. Step 4: Simplify right side
    7,546.49x = 43,637,538.40
  5. Step 5: Solve for x
    x = 43,637,538.40/7,546.49
  6. Step 6: Final answer
    x = 5,782.50

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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.