Home / 8,016.36-11,070.18-7,580.04

Finding the Fourth Proportional to 8,016.36, 11,070.18 and 7,580.04

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Solution

The fourth proportional to 8,016.36, 11,070.18 and 7,580.04 is: 10,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.36 : 11,070.18 = 7,580.04 : x
  2. Step 2: Convert to fraction form
    8,016.36/11,070.18 = 7,580.04/x
  3. Step 3: Cross multiply
    8,016.36x = 11,070.18 × 7,580.04
  4. Step 4: Simplify right side
    8,016.36x = 83,912,407.21
  5. Step 5: Solve for x
    x = 83,912,407.21/8,016.36
  6. Step 6: Final answer
    x = 10,467.64

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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.