Home / 7,247.21-10,880.53-4,291.11

Finding the Fourth Proportional to 7,247.21, 10,880.53 and 4,291.11

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Solution

The fourth proportional to 7,247.21, 10,880.53 and 4,291.11 is: 6,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.21 : 10,880.53 = 4,291.11 : x
  2. Step 2: Convert to fraction form
    7,247.21/10,880.53 = 4,291.11/x
  3. Step 3: Cross multiply
    7,247.21x = 10,880.53 × 4,291.11
  4. Step 4: Simplify right side
    7,247.21x = 46,689,540.36
  5. Step 5: Solve for x
    x = 46,689,540.36/7,247.21
  6. Step 6: Final answer
    x = 6,442.42

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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.