Home / 7,984.98-11,966.94-6,130.08

Finding the Fourth Proportional to 7,984.98, 11,966.94 and 6,130.08

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Solution

The fourth proportional to 7,984.98, 11,966.94 and 6,130.08 is: 9,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.98 : 11,966.94 = 6,130.08 : x
  2. Step 2: Convert to fraction form
    7,984.98/11,966.94 = 6,130.08/x
  3. Step 3: Cross multiply
    7,984.98x = 11,966.94 × 6,130.08
  4. Step 4: Simplify right side
    7,984.98x = 73,358,299.56
  5. Step 5: Solve for x
    x = 73,358,299.56/7,984.98
  6. Step 6: Final answer
    x = 9,187.04

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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.