Home / 4,491.18-6,732.09-1,528.65

Finding the Fourth Proportional to 4,491.18, 6,732.09 and 1,528.65

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Solution

The fourth proportional to 4,491.18, 6,732.09 and 1,528.65 is: 2,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.18 : 6,732.09 = 1,528.65 : x
  2. Step 2: Convert to fraction form
    4,491.18/6,732.09 = 1,528.65/x
  3. Step 3: Cross multiply
    4,491.18x = 6,732.09 × 1,528.65
  4. Step 4: Simplify right side
    4,491.18x = 10,291,009.38
  5. Step 5: Solve for x
    x = 10,291,009.38/4,491.18
  6. Step 6: Final answer
    x = 2,291.38

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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.