Home / 7,491.27-10,337.95-4,134.09

Finding the Fourth Proportional to 7,491.27, 10,337.95 and 4,134.09

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Solution

The fourth proportional to 7,491.27, 10,337.95 and 4,134.09 is: 5,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.27 : 10,337.95 = 4,134.09 : x
  2. Step 2: Convert to fraction form
    7,491.27/10,337.95 = 4,134.09/x
  3. Step 3: Cross multiply
    7,491.27x = 10,337.95 × 4,134.09
  4. Step 4: Simplify right side
    7,491.27x = 42,738,059.65
  5. Step 5: Solve for x
    x = 42,738,059.65/7,491.27
  6. Step 6: Final answer
    x = 5,705.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.