Home / 7,450.38-10,281.63-4,798.64

Finding the Fourth Proportional to 7,450.38, 10,281.63 and 4,798.64

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Solution

The fourth proportional to 7,450.38, 10,281.63 and 4,798.64 is: 6,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.38 : 10,281.63 = 4,798.64 : x
  2. Step 2: Convert to fraction form
    7,450.38/10,281.63 = 4,798.64/x
  3. Step 3: Cross multiply
    7,450.38x = 10,281.63 × 4,798.64
  4. Step 4: Simplify right side
    7,450.38x = 49,337,884.68
  5. Step 5: Solve for x
    x = 49,337,884.68/7,450.38
  6. Step 6: Final answer
    x = 6,622.20

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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.