Home / 8,844.21-13,248.95-5,138.69

Finding the Fourth Proportional to 8,844.21, 13,248.95 and 5,138.69

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Solution

The fourth proportional to 8,844.21, 13,248.95 and 5,138.69 is: 7,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.21 : 13,248.95 = 5,138.69 : x
  2. Step 2: Convert to fraction form
    8,844.21/13,248.95 = 5,138.69/x
  3. Step 3: Cross multiply
    8,844.21x = 13,248.95 × 5,138.69
  4. Step 4: Simplify right side
    8,844.21x = 68,082,154.94
  5. Step 5: Solve for x
    x = 68,082,154.94/8,844.21
  6. Step 6: Final answer
    x = 7,697.94

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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.