Home / 12,510.07-17,263.91-7,204.90

Finding the Fourth Proportional to 12,510.07, 17,263.91 and 7,204.90

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Solution

The fourth proportional to 12,510.07, 17,263.91 and 7,204.90 is: 9,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.07 : 17,263.91 = 7,204.90 : x
  2. Step 2: Convert to fraction form
    12,510.07/17,263.91 = 7,204.90/x
  3. Step 3: Cross multiply
    12,510.07x = 17,263.91 × 7,204.90
  4. Step 4: Simplify right side
    12,510.07x = 124,384,732.12
  5. Step 5: Solve for x
    x = 124,384,732.12/12,510.07
  6. Step 6: Final answer
    x = 9,942.77

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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.