Home / 6,141.60-8,474.40-5,830.32

Finding the Fourth Proportional to 6,141.60, 8,474.40 and 5,830.32

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Solution

The fourth proportional to 6,141.60, 8,474.40 and 5,830.32 is: 8,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.60 : 8,474.40 = 5,830.32 : x
  2. Step 2: Convert to fraction form
    6,141.60/8,474.40 = 5,830.32/x
  3. Step 3: Cross multiply
    6,141.60x = 8,474.40 × 5,830.32
  4. Step 4: Simplify right side
    6,141.60x = 49,408,463.81
  5. Step 5: Solve for x
    x = 49,408,463.81/6,141.60
  6. Step 6: Final answer
    x = 8,044.88

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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.