Home / 9,199.90-12,697.11-5,473.50

Finding the Fourth Proportional to 9,199.90, 12,697.11 and 5,473.50

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Solution

The fourth proportional to 9,199.90, 12,697.11 and 5,473.50 is: 7,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.90 : 12,697.11 = 5,473.50 : x
  2. Step 2: Convert to fraction form
    9,199.90/12,697.11 = 5,473.50/x
  3. Step 3: Cross multiply
    9,199.90x = 12,697.11 × 5,473.50
  4. Step 4: Simplify right side
    9,199.90x = 69,497,631.59
  5. Step 5: Solve for x
    x = 69,497,631.59/9,199.90
  6. Step 6: Final answer
    x = 7,554.17

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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.