Home / 8,528.76-12,796.68-4,084.19

Finding the Fourth Proportional to 8,528.76, 12,796.68 and 4,084.19

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Solution

The fourth proportional to 8,528.76, 12,796.68 and 4,084.19 is: 6,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.76 : 12,796.68 = 4,084.19 : x
  2. Step 2: Convert to fraction form
    8,528.76/12,796.68 = 4,084.19/x
  3. Step 3: Cross multiply
    8,528.76x = 12,796.68 × 4,084.19
  4. Step 4: Simplify right side
    8,528.76x = 52,264,071.81
  5. Step 5: Solve for x
    x = 52,264,071.81/8,528.76
  6. Step 6: Final answer
    x = 6,127.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.