Home / 4,075.86-5,618.79-3,012.06

Finding the Fourth Proportional to 4,075.86, 5,618.79 and 3,012.06

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Solution

The fourth proportional to 4,075.86, 5,618.79 and 3,012.06 is: 4,152.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.86 : 5,618.79 = 3,012.06 : x
  2. Step 2: Convert to fraction form
    4,075.86/5,618.79 = 3,012.06/x
  3. Step 3: Cross multiply
    4,075.86x = 5,618.79 × 3,012.06
  4. Step 4: Simplify right side
    4,075.86x = 16,924,132.61
  5. Step 5: Solve for x
    x = 16,924,132.61/4,075.86
  6. Step 6: Final answer
    x = 4,152.29

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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.