Home / 7,108.06-10,663.62-2,428.50

Finding the Fourth Proportional to 7,108.06, 10,663.62 and 2,428.50

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Solution

The fourth proportional to 7,108.06, 10,663.62 and 2,428.50 is: 3,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.06 : 10,663.62 = 2,428.50 : x
  2. Step 2: Convert to fraction form
    7,108.06/10,663.62 = 2,428.50/x
  3. Step 3: Cross multiply
    7,108.06x = 10,663.62 × 2,428.50
  4. Step 4: Simplify right side
    7,108.06x = 25,896,601.17
  5. Step 5: Solve for x
    x = 25,896,601.17/7,108.06
  6. Step 6: Final answer
    x = 3,643.27

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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.