Home / 7,630.62-10,528.83-4,485.66

Finding the Fourth Proportional to 7,630.62, 10,528.83 and 4,485.66

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Solution

The fourth proportional to 7,630.62, 10,528.83 and 4,485.66 is: 6,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.62 : 10,528.83 = 4,485.66 : x
  2. Step 2: Convert to fraction form
    7,630.62/10,528.83 = 4,485.66/x
  3. Step 3: Cross multiply
    7,630.62x = 10,528.83 × 4,485.66
  4. Step 4: Simplify right side
    7,630.62x = 47,228,751.58
  5. Step 5: Solve for x
    x = 47,228,751.58/7,630.62
  6. Step 6: Final answer
    x = 6,189.37

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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.