Home / 7,672.12-11,527.31-4,900.10

Finding the Fourth Proportional to 7,672.12, 11,527.31 and 4,900.10

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Solution

The fourth proportional to 7,672.12, 11,527.31 and 4,900.10 is: 7,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.12 : 11,527.31 = 4,900.10 : x
  2. Step 2: Convert to fraction form
    7,672.12/11,527.31 = 4,900.10/x
  3. Step 3: Cross multiply
    7,672.12x = 11,527.31 × 4,900.10
  4. Step 4: Simplify right side
    7,672.12x = 56,484,926.34
  5. Step 5: Solve for x
    x = 56,484,926.34/7,672.12
  6. Step 6: Final answer
    x = 7,362.36

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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.