Home / 5,392.07-8,077.72-4,153.42

Finding the Fourth Proportional to 5,392.07, 8,077.72 and 4,153.42

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Solution

The fourth proportional to 5,392.07, 8,077.72 and 4,153.42 is: 6,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.07 : 8,077.72 = 4,153.42 : x
  2. Step 2: Convert to fraction form
    5,392.07/8,077.72 = 4,153.42/x
  3. Step 3: Cross multiply
    5,392.07x = 8,077.72 × 4,153.42
  4. Step 4: Simplify right side
    5,392.07x = 33,550,162.70
  5. Step 5: Solve for x
    x = 33,550,162.70/5,392.07
  6. Step 6: Final answer
    x = 6,222.14

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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.