Home / 7,481.75-10,323.36-4,685.63

Finding the Fourth Proportional to 7,481.75, 10,323.36 and 4,685.63

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Solution

The fourth proportional to 7,481.75, 10,323.36 and 4,685.63 is: 6,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.75 : 10,323.36 = 4,685.63 : x
  2. Step 2: Convert to fraction form
    7,481.75/10,323.36 = 4,685.63/x
  3. Step 3: Cross multiply
    7,481.75x = 10,323.36 × 4,685.63
  4. Step 4: Simplify right side
    7,481.75x = 48,371,393.70
  5. Step 5: Solve for x
    x = 48,371,393.70/7,481.75
  6. Step 6: Final answer
    x = 6,465.26

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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.