Home / 7,084.40-10,631.64-3,192.08

Finding the Fourth Proportional to 7,084.40, 10,631.64 and 3,192.08

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Solution

The fourth proportional to 7,084.40, 10,631.64 and 3,192.08 is: 4,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.40 : 10,631.64 = 3,192.08 : x
  2. Step 2: Convert to fraction form
    7,084.40/10,631.64 = 3,192.08/x
  3. Step 3: Cross multiply
    7,084.40x = 10,631.64 × 3,192.08
  4. Step 4: Simplify right side
    7,084.40x = 33,937,045.41
  5. Step 5: Solve for x
    x = 33,937,045.41/7,084.40
  6. Step 6: Final answer
    x = 4,790.39

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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.