Home / 8,830.14-12,185.62-5,293.35

Finding the Fourth Proportional to 8,830.14, 12,185.62 and 5,293.35

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Solution

The fourth proportional to 8,830.14, 12,185.62 and 5,293.35 is: 7,304.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.14 : 12,185.62 = 5,293.35 : x
  2. Step 2: Convert to fraction form
    8,830.14/12,185.62 = 5,293.35/x
  3. Step 3: Cross multiply
    8,830.14x = 12,185.62 × 5,293.35
  4. Step 4: Simplify right side
    8,830.14x = 64,502,690.70
  5. Step 5: Solve for x
    x = 64,502,690.70/8,830.14
  6. Step 6: Final answer
    x = 7,304.84

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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.