Home / 7,883.46-10,879.52-4,527.23

Finding the Fourth Proportional to 7,883.46, 10,879.52 and 4,527.23

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Solution

The fourth proportional to 7,883.46, 10,879.52 and 4,527.23 is: 6,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.46 : 10,879.52 = 4,527.23 : x
  2. Step 2: Convert to fraction form
    7,883.46/10,879.52 = 4,527.23/x
  3. Step 3: Cross multiply
    7,883.46x = 10,879.52 × 4,527.23
  4. Step 4: Simplify right side
    7,883.46x = 49,254,012.30
  5. Step 5: Solve for x
    x = 49,254,012.30/7,883.46
  6. Step 6: Final answer
    x = 6,247.77

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Double scale
Find fourth proportional to 7,884.46, 10,880.90 and 4,528.23
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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.