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Finding the Fourth Proportional to 7,047.19, 10,575.65 and 6,992.52

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Solution

The fourth proportional to 7,047.19, 10,575.65 and 6,992.52 is: 10,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.19 : 10,575.65 = 6,992.52 : x
  2. Step 2: Convert to fraction form
    7,047.19/10,575.65 = 6,992.52/x
  3. Step 3: Cross multiply
    7,047.19x = 10,575.65 × 6,992.52
  4. Step 4: Simplify right side
    7,047.19x = 73,950,444.14
  5. Step 5: Solve for x
    x = 73,950,444.14/7,047.19
  6. Step 6: Final answer
    x = 10,493.61

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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.