Home / 8,188.04-11,299.14-4,652.12

Finding the Fourth Proportional to 8,188.04, 11,299.14 and 4,652.12

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Solution

The fourth proportional to 8,188.04, 11,299.14 and 4,652.12 is: 6,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.04 : 11,299.14 = 4,652.12 : x
  2. Step 2: Convert to fraction form
    8,188.04/11,299.14 = 4,652.12/x
  3. Step 3: Cross multiply
    8,188.04x = 11,299.14 × 4,652.12
  4. Step 4: Simplify right side
    8,188.04x = 52,564,955.18
  5. Step 5: Solve for x
    x = 52,564,955.18/8,188.04
  6. Step 6: Final answer
    x = 6,419.72

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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.