Home / 2,653.16-3,661.08-1,533.92

Finding the Fourth Proportional to 2,653.16, 3,661.08 and 1,533.92

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Solution

The fourth proportional to 2,653.16, 3,661.08 and 1,533.92 is: 2,116.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.16 : 3,661.08 = 1,533.92 : x
  2. Step 2: Convert to fraction form
    2,653.16/3,661.08 = 1,533.92/x
  3. Step 3: Cross multiply
    2,653.16x = 3,661.08 × 1,533.92
  4. Step 4: Simplify right side
    2,653.16x = 5,615,803.83
  5. Step 5: Solve for x
    x = 5,615,803.83/2,653.16
  6. Step 6: Final answer
    x = 2,116.65

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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.