Home / 4,390.20-6,053.87-2,896.16

Finding the Fourth Proportional to 4,390.20, 6,053.87 and 2,896.16

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Solution

The fourth proportional to 4,390.20, 6,053.87 and 2,896.16 is: 3,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.20 : 6,053.87 = 2,896.16 : x
  2. Step 2: Convert to fraction form
    4,390.20/6,053.87 = 2,896.16/x
  3. Step 3: Cross multiply
    4,390.20x = 6,053.87 × 2,896.16
  4. Step 4: Simplify right side
    4,390.20x = 17,532,953.11
  5. Step 5: Solve for x
    x = 17,532,953.11/4,390.20
  6. Step 6: Final answer
    x = 3,993.66

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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.