Home / 7,444.24-11,160.07-6,128.07

Finding the Fourth Proportional to 7,444.24, 11,160.07 and 6,128.07

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Solution

The fourth proportional to 7,444.24, 11,160.07 and 6,128.07 is: 9,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.24 : 11,160.07 = 6,128.07 : x
  2. Step 2: Convert to fraction form
    7,444.24/11,160.07 = 6,128.07/x
  3. Step 3: Cross multiply
    7,444.24x = 11,160.07 × 6,128.07
  4. Step 4: Simplify right side
    7,444.24x = 68,389,690.16
  5. Step 5: Solve for x
    x = 68,389,690.16/7,444.24
  6. Step 6: Final answer
    x = 9,186.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.