Home / 2,951.09-4,423.49-1,563.56

Finding the Fourth Proportional to 2,951.09, 4,423.49 and 1,563.56

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Solution

The fourth proportional to 2,951.09, 4,423.49 and 1,563.56 is: 2,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.09 : 4,423.49 = 1,563.56 : x
  2. Step 2: Convert to fraction form
    2,951.09/4,423.49 = 1,563.56/x
  3. Step 3: Cross multiply
    2,951.09x = 4,423.49 × 1,563.56
  4. Step 4: Simplify right side
    2,951.09x = 6,916,384.21
  5. Step 5: Solve for x
    x = 6,916,384.21/2,951.09
  6. Step 6: Final answer
    x = 2,343.67

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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.