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Finding the Fourth Proportional to 8,064.98, 11,125.49 and 5,075.22

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Solution

The fourth proportional to 8,064.98, 11,125.49 and 5,075.22 is: 7,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.98 : 11,125.49 = 5,075.22 : x
  2. Step 2: Convert to fraction form
    8,064.98/11,125.49 = 5,075.22/x
  3. Step 3: Cross multiply
    8,064.98x = 11,125.49 × 5,075.22
  4. Step 4: Simplify right side
    8,064.98x = 56,464,309.36
  5. Step 5: Solve for x
    x = 56,464,309.36/8,064.98
  6. Step 6: Final answer
    x = 7,001.17

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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.