Home / 5,479.04-7,559.16-3,800

Finding the Fourth Proportional to 5,479.04, 7,559.16 and 3,800

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Solution

The fourth proportional to 5,479.04, 7,559.16 and 3,800 is: 5,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.04 : 7,559.16 = 3,800 : x
  2. Step 2: Convert to fraction form
    5,479.04/7,559.16 = 3,800/x
  3. Step 3: Cross multiply
    5,479.04x = 7,559.16 × 3,800
  4. Step 4: Simplify right side
    5,479.04x = 28,724,808
  5. Step 5: Solve for x
    x = 28,724,808/5,479.04
  6. Step 6: Final answer
    x = 5,242.67

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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.