Home / 5,075.19-7,003.92-2,837.16

Finding the Fourth Proportional to 5,075.19, 7,003.92 and 2,837.16

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Solution

The fourth proportional to 5,075.19, 7,003.92 and 2,837.16 is: 3,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.19 : 7,003.92 = 2,837.16 : x
  2. Step 2: Convert to fraction form
    5,075.19/7,003.92 = 2,837.16/x
  3. Step 3: Cross multiply
    5,075.19x = 7,003.92 × 2,837.16
  4. Step 4: Simplify right side
    5,075.19x = 19,871,283.85
  5. Step 5: Solve for x
    x = 19,871,283.85/5,075.19
  6. Step 6: Final answer
    x = 3,915.37

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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.