Home / 4,542.74-6,285.57-3,955.22

Finding the Fourth Proportional to 4,542.74, 6,285.57 and 3,955.22

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Solution

The fourth proportional to 4,542.74, 6,285.57 and 3,955.22 is: 5,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.74 : 6,285.57 = 3,955.22 : x
  2. Step 2: Convert to fraction form
    4,542.74/6,285.57 = 3,955.22/x
  3. Step 3: Cross multiply
    4,542.74x = 6,285.57 × 3,955.22
  4. Step 4: Simplify right side
    4,542.74x = 24,860,812.18
  5. Step 5: Solve for x
    x = 24,860,812.18/4,542.74
  6. Step 6: Final answer
    x = 5,472.65

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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.