Home / 7,275.44-10,914.72-2,345.36

Finding the Fourth Proportional to 7,275.44, 10,914.72 and 2,345.36

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Solution

The fourth proportional to 7,275.44, 10,914.72 and 2,345.36 is: 3,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.44 : 10,914.72 = 2,345.36 : x
  2. Step 2: Convert to fraction form
    7,275.44/10,914.72 = 2,345.36/x
  3. Step 3: Cross multiply
    7,275.44x = 10,914.72 × 2,345.36
  4. Step 4: Simplify right side
    7,275.44x = 25,598,947.70
  5. Step 5: Solve for x
    x = 25,598,947.70/7,275.44
  6. Step 6: Final answer
    x = 3,518.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.