Home / 3,623.47-5,435.13-2,434.79

Finding the Fourth Proportional to 3,623.47, 5,435.13 and 2,434.79

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Solution

The fourth proportional to 3,623.47, 5,435.13 and 2,434.79 is: 3,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.47 : 5,435.13 = 2,434.79 : x
  2. Step 2: Convert to fraction form
    3,623.47/5,435.13 = 2,434.79/x
  3. Step 3: Cross multiply
    3,623.47x = 5,435.13 × 2,434.79
  4. Step 4: Simplify right side
    3,623.47x = 13,233,422.89
  5. Step 5: Solve for x
    x = 13,233,422.89/3,623.47
  6. Step 6: Final answer
    x = 3,652.14

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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.