Home / 8,154.12-11,253.69-4,617.27

Finding the Fourth Proportional to 8,154.12, 11,253.69 and 4,617.27

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Solution

The fourth proportional to 8,154.12, 11,253.69 and 4,617.27 is: 6,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.12 : 11,253.69 = 4,617.27 : x
  2. Step 2: Convert to fraction form
    8,154.12/11,253.69 = 4,617.27/x
  3. Step 3: Cross multiply
    8,154.12x = 11,253.69 × 4,617.27
  4. Step 4: Simplify right side
    8,154.12x = 51,961,325.23
  5. Step 5: Solve for x
    x = 51,961,325.23/8,154.12
  6. Step 6: Final answer
    x = 6,372.40

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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.