Home / 4,977.20-7,464.60-1,514.48

Finding the Fourth Proportional to 4,977.20, 7,464.60 and 1,514.48

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Solution

The fourth proportional to 4,977.20, 7,464.60 and 1,514.48 is: 2,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.20 : 7,464.60 = 1,514.48 : x
  2. Step 2: Convert to fraction form
    4,977.20/7,464.60 = 1,514.48/x
  3. Step 3: Cross multiply
    4,977.20x = 7,464.60 × 1,514.48
  4. Step 4: Simplify right side
    4,977.20x = 11,304,987.41
  5. Step 5: Solve for x
    x = 11,304,987.41/4,977.20
  6. Step 6: Final answer
    x = 2,271.35

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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.