Home / 8,528.25-11,769-4,943.90

Finding the Fourth Proportional to 8,528.25, 11,769 and 4,943.90

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Solution

The fourth proportional to 8,528.25, 11,769 and 4,943.90 is: 6,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.25 : 11,769 = 4,943.90 : x
  2. Step 2: Convert to fraction form
    8,528.25/11,769 = 4,943.90/x
  3. Step 3: Cross multiply
    8,528.25x = 11,769 × 4,943.90
  4. Step 4: Simplify right side
    8,528.25x = 58,184,700.26
  5. Step 5: Solve for x
    x = 58,184,700.26/8,528.25
  6. Step 6: Final answer
    x = 6,822.58

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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.