Home / 11,947.44-16,487.67-6,570.10

Finding the Fourth Proportional to 11,947.44, 16,487.67 and 6,570.10

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Solution

The fourth proportional to 11,947.44, 16,487.67 and 6,570.10 is: 9,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.44 : 16,487.67 = 6,570.10 : x
  2. Step 2: Convert to fraction form
    11,947.44/16,487.67 = 6,570.10/x
  3. Step 3: Cross multiply
    11,947.44x = 16,487.67 × 6,570.10
  4. Step 4: Simplify right side
    11,947.44x = 108,325,640.67
  5. Step 5: Solve for x
    x = 108,325,640.67/11,947.44
  6. Step 6: Final answer
    x = 9,066.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.