Home / 8,910.32-13,352.70-5,006.51

Finding the Fourth Proportional to 8,910.32, 13,352.70 and 5,006.51

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Solution

The fourth proportional to 8,910.32, 13,352.70 and 5,006.51 is: 7,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.32 : 13,352.70 = 5,006.51 : x
  2. Step 2: Convert to fraction form
    8,910.32/13,352.70 = 5,006.51/x
  3. Step 3: Cross multiply
    8,910.32x = 13,352.70 × 5,006.51
  4. Step 4: Simplify right side
    8,910.32x = 66,850,426.08
  5. Step 5: Solve for x
    x = 66,850,426.08/8,910.32
  6. Step 6: Final answer
    x = 7,502.58

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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.