Home / 7,624.31-11,444.63-6,752.21

Finding the Fourth Proportional to 7,624.31, 11,444.63 and 6,752.21

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Solution

The fourth proportional to 7,624.31, 11,444.63 and 6,752.21 is: 10,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.31 : 11,444.63 = 6,752.21 : x
  2. Step 2: Convert to fraction form
    7,624.31/11,444.63 = 6,752.21/x
  3. Step 3: Cross multiply
    7,624.31x = 11,444.63 × 6,752.21
  4. Step 4: Simplify right side
    7,624.31x = 77,276,454.15
  5. Step 5: Solve for x
    x = 77,276,454.15/7,624.31
  6. Step 6: Final answer
    x = 10,135.54

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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.