Home / 8,267.92-11,397.09-5,075.32

Finding the Fourth Proportional to 8,267.92, 11,397.09 and 5,075.32

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Solution

The fourth proportional to 8,267.92, 11,397.09 and 5,075.32 is: 6,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.92 : 11,397.09 = 5,075.32 : x
  2. Step 2: Convert to fraction form
    8,267.92/11,397.09 = 5,075.32/x
  3. Step 3: Cross multiply
    8,267.92x = 11,397.09 × 5,075.32
  4. Step 4: Simplify right side
    8,267.92x = 57,843,878.82
  5. Step 5: Solve for x
    x = 57,843,878.82/8,267.92
  6. Step 6: Final answer
    x = 6,996.18

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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.