Home / 11,208.56-15,467.63-6,674.40

Finding the Fourth Proportional to 11,208.56, 15,467.63 and 6,674.40

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Solution

The fourth proportional to 11,208.56, 15,467.63 and 6,674.40 is: 9,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.56 : 15,467.63 = 6,674.40 : x
  2. Step 2: Convert to fraction form
    11,208.56/15,467.63 = 6,674.40/x
  3. Step 3: Cross multiply
    11,208.56x = 15,467.63 × 6,674.40
  4. Step 4: Simplify right side
    11,208.56x = 103,237,116.30
  5. Step 5: Solve for x
    x = 103,237,116.30/11,208.56
  6. Step 6: Final answer
    x = 9,210.56

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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.