Home / 8,477.92-12,731.46-4,585.06

Finding the Fourth Proportional to 8,477.92, 12,731.46 and 4,585.06

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Solution

The fourth proportional to 8,477.92, 12,731.46 and 4,585.06 is: 6,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.92 : 12,731.46 = 4,585.06 : x
  2. Step 2: Convert to fraction form
    8,477.92/12,731.46 = 4,585.06/x
  3. Step 3: Cross multiply
    8,477.92x = 12,731.46 × 4,585.06
  4. Step 4: Simplify right side
    8,477.92x = 58,374,507.99
  5. Step 5: Solve for x
    x = 58,374,507.99/8,477.92
  6. Step 6: Final answer
    x = 6,885.48

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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.