Home / 7,557.73-10,429.43-4,200.48

Finding the Fourth Proportional to 7,557.73, 10,429.43 and 4,200.48

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Solution

The fourth proportional to 7,557.73, 10,429.43 and 4,200.48 is: 5,796.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.73 : 10,429.43 = 4,200.48 : x
  2. Step 2: Convert to fraction form
    7,557.73/10,429.43 = 4,200.48/x
  3. Step 3: Cross multiply
    7,557.73x = 10,429.43 × 4,200.48
  4. Step 4: Simplify right side
    7,557.73x = 43,808,591.12
  5. Step 5: Solve for x
    x = 43,808,591.12/7,557.73
  6. Step 6: Final answer
    x = 5,796.53

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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.