Home / 4,075.94-6,114.85-1,478.88

Finding the Fourth Proportional to 4,075.94, 6,114.85 and 1,478.88

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Solution

The fourth proportional to 4,075.94, 6,114.85 and 1,478.88 is: 2,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.94 : 6,114.85 = 1,478.88 : x
  2. Step 2: Convert to fraction form
    4,075.94/6,114.85 = 1,478.88/x
  3. Step 3: Cross multiply
    4,075.94x = 6,114.85 × 1,478.88
  4. Step 4: Simplify right side
    4,075.94x = 9,043,125.67
  5. Step 5: Solve for x
    x = 9,043,125.67/4,075.94
  6. Step 6: Final answer
    x = 2,218.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.