Home / 5,266.61-7,267.55-2,908.56

Finding the Fourth Proportional to 5,266.61, 7,267.55 and 2,908.56

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Solution

The fourth proportional to 5,266.61, 7,267.55 and 2,908.56 is: 4,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.61 : 7,267.55 = 2,908.56 : x
  2. Step 2: Convert to fraction form
    5,266.61/7,267.55 = 2,908.56/x
  3. Step 3: Cross multiply
    5,266.61x = 7,267.55 × 2,908.56
  4. Step 4: Simplify right side
    5,266.61x = 21,138,130.67
  5. Step 5: Solve for x
    x = 21,138,130.67/5,266.61
  6. Step 6: Final answer
    x = 4,013.61

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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.