Home / 8,528.00-11,764.85-4,989.65

Finding the Fourth Proportional to 8,528.00, 11,764.85 and 4,989.65

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Solution

The fourth proportional to 8,528.00, 11,764.85 and 4,989.65 is: 6,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.00 : 11,764.85 = 4,989.65 : x
  2. Step 2: Convert to fraction form
    8,528.00/11,764.85 = 4,989.65/x
  3. Step 3: Cross multiply
    8,528.00x = 11,764.85 × 4,989.65
  4. Step 4: Simplify right side
    8,528.00x = 58,702,400.03
  5. Step 5: Solve for x
    x = 58,702,400.03/8,528.00
  6. Step 6: Final answer
    x = 6,883.49

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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.