Home / 2,530.85-3,491.91-2,354.67

Finding the Fourth Proportional to 2,530.85, 3,491.91 and 2,354.67

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Solution

The fourth proportional to 2,530.85, 3,491.91 and 2,354.67 is: 3,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.85 : 3,491.91 = 2,354.67 : x
  2. Step 2: Convert to fraction form
    2,530.85/3,491.91 = 2,354.67/x
  3. Step 3: Cross multiply
    2,530.85x = 3,491.91 × 2,354.67
  4. Step 4: Simplify right side
    2,530.85x = 8,222,295.72
  5. Step 5: Solve for x
    x = 8,222,295.72/2,530.85
  6. Step 6: Final answer
    x = 3,248.83

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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.