Home / 5,266.08-7,266.88-2,908.16

Finding the Fourth Proportional to 5,266.08, 7,266.88 and 2,908.16

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Solution

The fourth proportional to 5,266.08, 7,266.88 and 2,908.16 is: 4,013.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.08 : 7,266.88 = 2,908.16 : x
  2. Step 2: Convert to fraction form
    5,266.08/7,266.88 = 2,908.16/x
  3. Step 3: Cross multiply
    5,266.08x = 7,266.88 × 2,908.16
  4. Step 4: Simplify right side
    5,266.08x = 21,133,249.74
  5. Step 5: Solve for x
    x = 21,133,249.74/5,266.08
  6. Step 6: Final answer
    x = 4,013.09

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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.