Home / 5,075.61-7,004.30-2,837.48

Finding the Fourth Proportional to 5,075.61, 7,004.30 and 2,837.48

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Solution

The fourth proportional to 5,075.61, 7,004.30 and 2,837.48 is: 3,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.61 : 7,004.30 = 2,837.48 : x
  2. Step 2: Convert to fraction form
    5,075.61/7,004.30 = 2,837.48/x
  3. Step 3: Cross multiply
    5,075.61x = 7,004.30 × 2,837.48
  4. Step 4: Simplify right side
    5,075.61x = 19,874,559.33
  5. Step 5: Solve for x
    x = 19,874,559.33/5,075.61
  6. Step 6: Final answer
    x = 3,915.70

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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.