Home / 3,242.09-4,861.92-1,509.50

Finding the Fourth Proportional to 3,242.09, 4,861.92 and 1,509.50

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Solution

The fourth proportional to 3,242.09, 4,861.92 and 1,509.50 is: 2,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.09 : 4,861.92 = 1,509.50 : x
  2. Step 2: Convert to fraction form
    3,242.09/4,861.92 = 1,509.50/x
  3. Step 3: Cross multiply
    3,242.09x = 4,861.92 × 1,509.50
  4. Step 4: Simplify right side
    3,242.09x = 7,339,068.24
  5. Step 5: Solve for x
    x = 7,339,068.24/3,242.09
  6. Step 6: Final answer
    x = 2,263.68

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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.