Home / 9,020.04-12,451.14-8,074.16

Finding the Fourth Proportional to 9,020.04, 12,451.14 and 8,074.16

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Solution

The fourth proportional to 9,020.04, 12,451.14 and 8,074.16 is: 11,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.04 : 12,451.14 = 8,074.16 : x
  2. Step 2: Convert to fraction form
    9,020.04/12,451.14 = 8,074.16/x
  3. Step 3: Cross multiply
    9,020.04x = 12,451.14 × 8,074.16
  4. Step 4: Simplify right side
    9,020.04x = 100,532,456.17
  5. Step 5: Solve for x
    x = 100,532,456.17/9,020.04
  6. Step 6: Final answer
    x = 11,145.46

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Half scale
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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.