Home / 7,767.07-10,714.89-5,250.06

Finding the Fourth Proportional to 7,767.07, 10,714.89 and 5,250.06

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Solution

The fourth proportional to 7,767.07, 10,714.89 and 5,250.06 is: 7,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.07 : 10,714.89 = 5,250.06 : x
  2. Step 2: Convert to fraction form
    7,767.07/10,714.89 = 5,250.06/x
  3. Step 3: Cross multiply
    7,767.07x = 10,714.89 × 5,250.06
  4. Step 4: Simplify right side
    7,767.07x = 56,253,835.08
  5. Step 5: Solve for x
    x = 56,253,835.08/7,767.07
  6. Step 6: Final answer
    x = 7,242.61

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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.