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Finding the Fourth Proportional to 7,599.43, 10,488.43 and 4,455.62

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Solution

The fourth proportional to 7,599.43, 10,488.43 and 4,455.62 is: 6,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.43 : 10,488.43 = 4,455.62 : x
  2. Step 2: Convert to fraction form
    7,599.43/10,488.43 = 4,455.62/x
  3. Step 3: Cross multiply
    7,599.43x = 10,488.43 × 4,455.62
  4. Step 4: Simplify right side
    7,599.43x = 46,732,383.76
  5. Step 5: Solve for x
    x = 46,732,383.76/7,599.43
  6. Step 6: Final answer
    x = 6,149.46

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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.