Home / 5,075.30-7,003.88-2,837.17

Finding the Fourth Proportional to 5,075.30, 7,003.88 and 2,837.17

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Solution

The fourth proportional to 5,075.30, 7,003.88 and 2,837.17 is: 3,915.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.30 : 7,003.88 = 2,837.17 : x
  2. Step 2: Convert to fraction form
    5,075.30/7,003.88 = 2,837.17/x
  3. Step 3: Cross multiply
    5,075.30x = 7,003.88 × 2,837.17
  4. Step 4: Simplify right side
    5,075.30x = 19,871,166.52
  5. Step 5: Solve for x
    x = 19,871,166.52/5,075.30
  6. Step 6: Final answer
    x = 3,915.27

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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.