Home / 4,907.20-7,366.20-2,714.80

Finding the Fourth Proportional to 4,907.20, 7,366.20 and 2,714.80

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Solution

The fourth proportional to 4,907.20, 7,366.20 and 2,714.80 is: 4,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.20 : 7,366.20 = 2,714.80 : x
  2. Step 2: Convert to fraction form
    4,907.20/7,366.20 = 2,714.80/x
  3. Step 3: Cross multiply
    4,907.20x = 7,366.20 × 2,714.80
  4. Step 4: Simplify right side
    4,907.20x = 19,997,759.76
  5. Step 5: Solve for x
    x = 19,997,759.76/4,907.20
  6. Step 6: Final answer
    x = 4,075.19

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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.