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Finding the Fourth Proportional to 4,800.15, 7,205.73 and 4,526.79

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Solution

The fourth proportional to 4,800.15, 7,205.73 and 4,526.79 is: 6,795.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.15 : 7,205.73 = 4,526.79 : x
  2. Step 2: Convert to fraction form
    4,800.15/7,205.73 = 4,526.79/x
  3. Step 3: Cross multiply
    4,800.15x = 7,205.73 × 4,526.79
  4. Step 4: Simplify right side
    4,800.15x = 32,618,826.51
  5. Step 5: Solve for x
    x = 32,618,826.51/4,800.15
  6. Step 6: Final answer
    x = 6,795.38

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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.