Home / 5,449.16-7,519.23-3,210.89

Finding the Fourth Proportional to 5,449.16, 7,519.23 and 3,210.89

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Solution

The fourth proportional to 5,449.16, 7,519.23 and 3,210.89 is: 4,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.16 : 7,519.23 = 3,210.89 : x
  2. Step 2: Convert to fraction form
    5,449.16/7,519.23 = 3,210.89/x
  3. Step 3: Cross multiply
    5,449.16x = 7,519.23 × 3,210.89
  4. Step 4: Simplify right side
    5,449.16x = 24,143,420.41
  5. Step 5: Solve for x
    x = 24,143,420.41/5,449.16
  6. Step 6: Final answer
    x = 4,430.67

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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.