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Finding the Fourth Proportional to 5,495.48, 7,584.02 and 3,011.48

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Solution

The fourth proportional to 5,495.48, 7,584.02 and 3,011.48 is: 4,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.48 : 7,584.02 = 3,011.48 : x
  2. Step 2: Convert to fraction form
    5,495.48/7,584.02 = 3,011.48/x
  3. Step 3: Cross multiply
    5,495.48x = 7,584.02 × 3,011.48
  4. Step 4: Simplify right side
    5,495.48x = 22,839,124.55
  5. Step 5: Solve for x
    x = 22,839,124.55/5,495.48
  6. Step 6: Final answer
    x = 4,155.98

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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.