Home / 8,188.46-11,300.01-4,651.59

Finding the Fourth Proportional to 8,188.46, 11,300.01 and 4,651.59

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Solution

The fourth proportional to 8,188.46, 11,300.01 and 4,651.59 is: 6,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.46 : 11,300.01 = 4,651.59 : x
  2. Step 2: Convert to fraction form
    8,188.46/11,300.01 = 4,651.59/x
  3. Step 3: Cross multiply
    8,188.46x = 11,300.01 × 4,651.59
  4. Step 4: Simplify right side
    8,188.46x = 52,563,038.45
  5. Step 5: Solve for x
    x = 52,563,038.45/8,188.46
  6. Step 6: Final answer
    x = 6,419.16

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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.