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Finding the Fourth Proportional to 4,829.16, 7,245.01 and 1,542.32

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Solution

The fourth proportional to 4,829.16, 7,245.01 and 1,542.32 is: 2,313.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.16 : 7,245.01 = 1,542.32 : x
  2. Step 2: Convert to fraction form
    4,829.16/7,245.01 = 1,542.32/x
  3. Step 3: Cross multiply
    4,829.16x = 7,245.01 × 1,542.32
  4. Step 4: Simplify right side
    4,829.16x = 11,174,123.82
  5. Step 5: Solve for x
    x = 11,174,123.82/4,829.16
  6. Step 6: Final answer
    x = 2,313.89

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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.