Home / 10,075.38-13,899.93-5,825.61

Finding the Fourth Proportional to 10,075.38, 13,899.93 and 5,825.61

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Solution

The fourth proportional to 10,075.38, 13,899.93 and 5,825.61 is: 8,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.38 : 13,899.93 = 5,825.61 : x
  2. Step 2: Convert to fraction form
    10,075.38/13,899.93 = 5,825.61/x
  3. Step 3: Cross multiply
    10,075.38x = 13,899.93 × 5,825.61
  4. Step 4: Simplify right side
    10,075.38x = 80,975,571.21
  5. Step 5: Solve for x
    x = 80,975,571.21/10,075.38
  6. Step 6: Final answer
    x = 8,036.97

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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.