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Finding the Fourth Proportional to 7,009.94, 10,508.64 and 2,624.30

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Solution

The fourth proportional to 7,009.94, 10,508.64 and 2,624.30 is: 3,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.94 : 10,508.64 = 2,624.30 : x
  2. Step 2: Convert to fraction form
    7,009.94/10,508.64 = 2,624.30/x
  3. Step 3: Cross multiply
    7,009.94x = 10,508.64 × 2,624.30
  4. Step 4: Simplify right side
    7,009.94x = 27,577,800.98
  5. Step 5: Solve for x
    x = 27,577,800.98/7,009.94
  6. Step 6: Final answer
    x = 3,934.10

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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.