Home / 4,890.07-7,333.56-1,769.65

Finding the Fourth Proportional to 4,890.07, 7,333.56 and 1,769.65

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Solution

The fourth proportional to 4,890.07, 7,333.56 and 1,769.65 is: 2,653.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.07 : 7,333.56 = 1,769.65 : x
  2. Step 2: Convert to fraction form
    4,890.07/7,333.56 = 1,769.65/x
  3. Step 3: Cross multiply
    4,890.07x = 7,333.56 × 1,769.65
  4. Step 4: Simplify right side
    4,890.07x = 12,977,834.45
  5. Step 5: Solve for x
    x = 12,977,834.45/4,890.07
  6. Step 6: Final answer
    x = 2,653.92

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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.