Home / 7,631.30-10,531.62-4,273.94

Finding the Fourth Proportional to 7,631.30, 10,531.62 and 4,273.94

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Solution

The fourth proportional to 7,631.30, 10,531.62 and 4,273.94 is: 5,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.30 : 10,531.62 = 4,273.94 : x
  2. Step 2: Convert to fraction form
    7,631.30/10,531.62 = 4,273.94/x
  3. Step 3: Cross multiply
    7,631.30x = 10,531.62 × 4,273.94
  4. Step 4: Simplify right side
    7,631.30x = 45,011,459.32
  5. Step 5: Solve for x
    x = 45,011,459.32/7,631.30
  6. Step 6: Final answer
    x = 5,898.27

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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.