Home / 8,528.87-11,769.92-4,700.64

Finding the Fourth Proportional to 8,528.87, 11,769.92 and 4,700.64

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Solution

The fourth proportional to 8,528.87, 11,769.92 and 4,700.64 is: 6,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.87 : 11,769.92 = 4,700.64 : x
  2. Step 2: Convert to fraction form
    8,528.87/11,769.92 = 4,700.64/x
  3. Step 3: Cross multiply
    8,528.87x = 11,769.92 × 4,700.64
  4. Step 4: Simplify right side
    8,528.87x = 55,326,153.09
  5. Step 5: Solve for x
    x = 55,326,153.09/8,528.87
  6. Step 6: Final answer
    x = 6,486.93

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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.