Home / 8,026.04-11,081.13-7,185.29

Finding the Fourth Proportional to 8,026.04, 11,081.13 and 7,185.29

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Solution

The fourth proportional to 8,026.04, 11,081.13 and 7,185.29 is: 9,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.04 : 11,081.13 = 7,185.29 : x
  2. Step 2: Convert to fraction form
    8,026.04/11,081.13 = 7,185.29/x
  3. Step 3: Cross multiply
    8,026.04x = 11,081.13 × 7,185.29
  4. Step 4: Simplify right side
    8,026.04x = 79,621,132.77
  5. Step 5: Solve for x
    x = 79,621,132.77/8,026.04
  6. Step 6: Final answer
    x = 9,920.35

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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.