Home / 3,573.47-4,931.38-2,176.22

Finding the Fourth Proportional to 3,573.47, 4,931.38 and 2,176.22

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Solution

The fourth proportional to 3,573.47, 4,931.38 and 2,176.22 is: 3,003.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.47 : 4,931.38 = 2,176.22 : x
  2. Step 2: Convert to fraction form
    3,573.47/4,931.38 = 2,176.22/x
  3. Step 3: Cross multiply
    3,573.47x = 4,931.38 × 2,176.22
  4. Step 4: Simplify right side
    3,573.47x = 10,731,732.25
  5. Step 5: Solve for x
    x = 10,731,732.25/3,573.47
  6. Step 6: Final answer
    x = 3,003.17

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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.