Home / 10,674.44-16,007.36-4,430.20

Finding the Fourth Proportional to 10,674.44, 16,007.36 and 4,430.20

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Solution

The fourth proportional to 10,674.44, 16,007.36 and 4,430.20 is: 6,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674.44 : 16,007.36 = 4,430.20 : x
  2. Step 2: Convert to fraction form
    10,674.44/16,007.36 = 4,430.20/x
  3. Step 3: Cross multiply
    10,674.44x = 16,007.36 × 4,430.20
  4. Step 4: Simplify right side
    10,674.44x = 70,915,806.27
  5. Step 5: Solve for x
    x = 70,915,806.27/10,674.44
  6. Step 6: Final answer
    x = 6,643.52

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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.