Home / 5,075.68-7,004.20-2,837.84

Finding the Fourth Proportional to 5,075.68, 7,004.20 and 2,837.84

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Solution

The fourth proportional to 5,075.68, 7,004.20 and 2,837.84 is: 3,916.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.68 : 7,004.20 = 2,837.84 : x
  2. Step 2: Convert to fraction form
    5,075.68/7,004.20 = 2,837.84/x
  3. Step 3: Cross multiply
    5,075.68x = 7,004.20 × 2,837.84
  4. Step 4: Simplify right side
    5,075.68x = 19,876,798.93
  5. Step 5: Solve for x
    x = 19,876,798.93/5,075.68
  6. Step 6: Final answer
    x = 3,916.09

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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.