Home / 8,088.90-12,133.53-2,245.47

Finding the Fourth Proportional to 8,088.90, 12,133.53 and 2,245.47

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Solution

The fourth proportional to 8,088.90, 12,133.53 and 2,245.47 is: 3,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.90 : 12,133.53 = 2,245.47 : x
  2. Step 2: Convert to fraction form
    8,088.90/12,133.53 = 2,245.47/x
  3. Step 3: Cross multiply
    8,088.90x = 12,133.53 × 2,245.47
  4. Step 4: Simplify right side
    8,088.90x = 27,245,477.61
  5. Step 5: Solve for x
    x = 27,245,477.61/8,088.90
  6. Step 6: Final answer
    x = 3,368.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.