Home / 4,750.21-7,117.59-2,895.69

Finding the Fourth Proportional to 4,750.21, 7,117.59 and 2,895.69

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Solution

The fourth proportional to 4,750.21, 7,117.59 and 2,895.69 is: 4,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.21 : 7,117.59 = 2,895.69 : x
  2. Step 2: Convert to fraction form
    4,750.21/7,117.59 = 2,895.69/x
  3. Step 3: Cross multiply
    4,750.21x = 7,117.59 × 2,895.69
  4. Step 4: Simplify right side
    4,750.21x = 20,610,334.19
  5. Step 5: Solve for x
    x = 20,610,334.19/4,750.21
  6. Step 6: Final answer
    x = 4,338.83

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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.