Home / 7,300.32-10,957.39-4,518.57

Finding the Fourth Proportional to 7,300.32, 10,957.39 and 4,518.57

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Solution

The fourth proportional to 7,300.32, 10,957.39 and 4,518.57 is: 6,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300.32 : 10,957.39 = 4,518.57 : x
  2. Step 2: Convert to fraction form
    7,300.32/10,957.39 = 4,518.57/x
  3. Step 3: Cross multiply
    7,300.32x = 10,957.39 × 4,518.57
  4. Step 4: Simplify right side
    7,300.32x = 49,511,733.73
  5. Step 5: Solve for x
    x = 49,511,733.73/7,300.32
  6. Step 6: Final answer
    x = 6,782.14

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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.