Home / 4,153.68-5,731.56-2,661.93

Finding the Fourth Proportional to 4,153.68, 5,731.56 and 2,661.93

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Solution

The fourth proportional to 4,153.68, 5,731.56 and 2,661.93 is: 3,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.68 : 5,731.56 = 2,661.93 : x
  2. Step 2: Convert to fraction form
    4,153.68/5,731.56 = 2,661.93/x
  3. Step 3: Cross multiply
    4,153.68x = 5,731.56 × 2,661.93
  4. Step 4: Simplify right side
    4,153.68x = 15,257,011.51
  5. Step 5: Solve for x
    x = 15,257,011.51/4,153.68
  6. Step 6: Final answer
    x = 3,673.13

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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.