Home / 4,045.20-5,584.10-2,719.67

Finding the Fourth Proportional to 4,045.20, 5,584.10 and 2,719.67

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Solution

The fourth proportional to 4,045.20, 5,584.10 and 2,719.67 is: 3,754.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.20 : 5,584.10 = 2,719.67 : x
  2. Step 2: Convert to fraction form
    4,045.20/5,584.10 = 2,719.67/x
  3. Step 3: Cross multiply
    4,045.20x = 5,584.10 × 2,719.67
  4. Step 4: Simplify right side
    4,045.20x = 15,186,916.41
  5. Step 5: Solve for x
    x = 15,186,916.41/4,045.20
  6. Step 6: Final answer
    x = 3,754.31

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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.