Home / 5,066.70-6,998.80-4,075.72

Finding the Fourth Proportional to 5,066.70, 6,998.80 and 4,075.72

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Solution

The fourth proportional to 5,066.70, 6,998.80 and 4,075.72 is: 5,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.70 : 6,998.80 = 4,075.72 : x
  2. Step 2: Convert to fraction form
    5,066.70/6,998.80 = 4,075.72/x
  3. Step 3: Cross multiply
    5,066.70x = 6,998.80 × 4,075.72
  4. Step 4: Simplify right side
    5,066.70x = 28,525,149.14
  5. Step 5: Solve for x
    x = 28,525,149.14/5,066.70
  6. Step 6: Final answer
    x = 5,629.93

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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.