Home / 8,582.38-11,848.34-5,396.64

Finding the Fourth Proportional to 8,582.38, 11,848.34 and 5,396.64

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Solution

The fourth proportional to 8,582.38, 11,848.34 and 5,396.64 is: 7,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.38 : 11,848.34 = 5,396.64 : x
  2. Step 2: Convert to fraction form
    8,582.38/11,848.34 = 5,396.64/x
  3. Step 3: Cross multiply
    8,582.38x = 11,848.34 × 5,396.64
  4. Step 4: Simplify right side
    8,582.38x = 63,941,225.58
  5. Step 5: Solve for x
    x = 63,941,225.58/8,582.38
  6. Step 6: Final answer
    x = 7,450.29

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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.