Home / 5,931.07-8,184.16-3,278.11

Finding the Fourth Proportional to 5,931.07, 8,184.16 and 3,278.11

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Solution

The fourth proportional to 5,931.07, 8,184.16 and 3,278.11 is: 4,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.07 : 8,184.16 = 3,278.11 : x
  2. Step 2: Convert to fraction form
    5,931.07/8,184.16 = 3,278.11/x
  3. Step 3: Cross multiply
    5,931.07x = 8,184.16 × 3,278.11
  4. Step 4: Simplify right side
    5,931.07x = 26,828,560.35
  5. Step 5: Solve for x
    x = 26,828,560.35/5,931.07
  6. Step 6: Final answer
    x = 4,523.40

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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.