Home / 8,477.30-11,698.81-4,700.62

Finding the Fourth Proportional to 8,477.30, 11,698.81 and 4,700.62

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Solution

The fourth proportional to 8,477.30, 11,698.81 and 4,700.62 is: 6,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.30 : 11,698.81 = 4,700.62 : x
  2. Step 2: Convert to fraction form
    8,477.30/11,698.81 = 4,700.62/x
  3. Step 3: Cross multiply
    8,477.30x = 11,698.81 × 4,700.62
  4. Step 4: Simplify right side
    8,477.30x = 54,991,687.89
  5. Step 5: Solve for x
    x = 54,991,687.89/8,477.30
  6. Step 6: Final answer
    x = 6,486.94

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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.