Home / 8,585.90-11,848.54-5,049.12

Finding the Fourth Proportional to 8,585.90, 11,848.54 and 5,049.12

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Solution

The fourth proportional to 8,585.90, 11,848.54 and 5,049.12 is: 6,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.90 : 11,848.54 = 5,049.12 : x
  2. Step 2: Convert to fraction form
    8,585.90/11,848.54 = 5,049.12/x
  3. Step 3: Cross multiply
    8,585.90x = 11,848.54 × 5,049.12
  4. Step 4: Simplify right side
    8,585.90x = 59,824,700.28
  5. Step 5: Solve for x
    x = 59,824,700.28/8,585.90
  6. Step 6: Final answer
    x = 6,967.78

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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.