Home / 5,075.93-7,004.82-2,837.90

Finding the Fourth Proportional to 5,075.93, 7,004.82 and 2,837.90

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Solution

The fourth proportional to 5,075.93, 7,004.82 and 2,837.90 is: 3,916.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.93 : 7,004.82 = 2,837.90 : x
  2. Step 2: Convert to fraction form
    5,075.93/7,004.82 = 2,837.90/x
  3. Step 3: Cross multiply
    5,075.93x = 7,004.82 × 2,837.90
  4. Step 4: Simplify right side
    5,075.93x = 19,878,943.65
  5. Step 5: Solve for x
    x = 19,878,943.65/5,075.93
  6. Step 6: Final answer
    x = 3,916.32

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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.