Home / 7,623.32-11,384.75-6,500.66

Finding the Fourth Proportional to 7,623.32, 11,384.75 and 6,500.66

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Solution

The fourth proportional to 7,623.32, 11,384.75 and 6,500.66 is: 9,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.32 : 11,384.75 = 6,500.66 : x
  2. Step 2: Convert to fraction form
    7,623.32/11,384.75 = 6,500.66/x
  3. Step 3: Cross multiply
    7,623.32x = 11,384.75 × 6,500.66
  4. Step 4: Simplify right side
    7,623.32x = 74,008,348.26
  5. Step 5: Solve for x
    x = 74,008,348.26/7,623.32
  6. Step 6: Final answer
    x = 9,708.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.