Home / 10,606.24-14,619.90-8,080.36

Finding the Fourth Proportional to 10,606.24, 14,619.90 and 8,080.36

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Solution

The fourth proportional to 10,606.24, 14,619.90 and 8,080.36 is: 11,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.24 : 14,619.90 = 8,080.36 : x
  2. Step 2: Convert to fraction form
    10,606.24/14,619.90 = 8,080.36/x
  3. Step 3: Cross multiply
    10,606.24x = 14,619.90 × 8,080.36
  4. Step 4: Simplify right side
    10,606.24x = 118,134,055.16
  5. Step 5: Solve for x
    x = 118,134,055.16/10,606.24
  6. Step 6: Final answer
    x = 11,138.17

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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.