Home / 6,240.51-9,360.74-1,857.98

Finding the Fourth Proportional to 6,240.51, 9,360.74 and 1,857.98

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Solution

The fourth proportional to 6,240.51, 9,360.74 and 1,857.98 is: 2,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.51 : 9,360.74 = 1,857.98 : x
  2. Step 2: Convert to fraction form
    6,240.51/9,360.74 = 1,857.98/x
  3. Step 3: Cross multiply
    6,240.51x = 9,360.74 × 1,857.98
  4. Step 4: Simplify right side
    6,240.51x = 17,392,011.61
  5. Step 5: Solve for x
    x = 17,392,011.61/6,240.51
  6. Step 6: Final answer
    x = 2,786.95

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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.