Home / 5,075.27-6,999.33-3,187.03

Finding the Fourth Proportional to 5,075.27, 6,999.33 and 3,187.03

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Solution

The fourth proportional to 5,075.27, 6,999.33 and 3,187.03 is: 4,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.27 : 6,999.33 = 3,187.03 : x
  2. Step 2: Convert to fraction form
    5,075.27/6,999.33 = 3,187.03/x
  3. Step 3: Cross multiply
    5,075.27x = 6,999.33 × 3,187.03
  4. Step 4: Simplify right side
    5,075.27x = 22,307,057.19
  5. Step 5: Solve for x
    x = 22,307,057.19/5,075.27
  6. Step 6: Final answer
    x = 4,395.25

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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.