Home / 8,206.68-11,325.28-4,670.16

Finding the Fourth Proportional to 8,206.68, 11,325.28 and 4,670.16

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Solution

The fourth proportional to 8,206.68, 11,325.28 and 4,670.16 is: 6,444.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.68 : 11,325.28 = 4,670.16 : x
  2. Step 2: Convert to fraction form
    8,206.68/11,325.28 = 4,670.16/x
  3. Step 3: Cross multiply
    8,206.68x = 11,325.28 × 4,670.16
  4. Step 4: Simplify right side
    8,206.68x = 52,890,869.64
  5. Step 5: Solve for x
    x = 52,890,869.64/8,206.68
  6. Step 6: Final answer
    x = 6,444.86

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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.