Home / 8,316.87-11,476.79-4,539.29

Finding the Fourth Proportional to 8,316.87, 11,476.79 and 4,539.29

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Solution

The fourth proportional to 8,316.87, 11,476.79 and 4,539.29 is: 6,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.87 : 11,476.79 = 4,539.29 : x
  2. Step 2: Convert to fraction form
    8,316.87/11,476.79 = 4,539.29/x
  3. Step 3: Cross multiply
    8,316.87x = 11,476.79 × 4,539.29
  4. Step 4: Simplify right side
    8,316.87x = 52,096,432.04
  5. Step 5: Solve for x
    x = 52,096,432.04/8,316.87
  6. Step 6: Final answer
    x = 6,263.95

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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.