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Finding the Fourth Proportional to 4,533.75, 6,800.63 and 2,888.64

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Solution

The fourth proportional to 4,533.75, 6,800.63 and 2,888.64 is: 4,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,533.75 : 6,800.63 = 2,888.64 : x
  2. Step 2: Convert to fraction form
    4,533.75/6,800.63 = 2,888.64/x
  3. Step 3: Cross multiply
    4,533.75x = 6,800.63 × 2,888.64
  4. Step 4: Simplify right side
    4,533.75x = 19,644,557.40
  5. Step 5: Solve for x
    x = 19,644,557.40/4,533.75
  6. Step 6: Final answer
    x = 4,332.96

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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.