Home / 4,163.16-6,240.36-1,970.28

Finding the Fourth Proportional to 4,163.16, 6,240.36 and 1,970.28

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Solution

The fourth proportional to 4,163.16, 6,240.36 and 1,970.28 is: 2,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.16 : 6,240.36 = 1,970.28 : x
  2. Step 2: Convert to fraction form
    4,163.16/6,240.36 = 1,970.28/x
  3. Step 3: Cross multiply
    4,163.16x = 6,240.36 × 1,970.28
  4. Step 4: Simplify right side
    4,163.16x = 12,295,256.50
  5. Step 5: Solve for x
    x = 12,295,256.50/4,163.16
  6. Step 6: Final answer
    x = 2,953.35

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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.