Home / 4,977.28-7,465.92-1,514.50

Finding the Fourth Proportional to 4,977.28, 7,465.92 and 1,514.50

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Solution

The fourth proportional to 4,977.28, 7,465.92 and 1,514.50 is: 2,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.28 : 7,465.92 = 1,514.50 : x
  2. Step 2: Convert to fraction form
    4,977.28/7,465.92 = 1,514.50/x
  3. Step 3: Cross multiply
    4,977.28x = 7,465.92 × 1,514.50
  4. Step 4: Simplify right side
    4,977.28x = 11,307,135.84
  5. Step 5: Solve for x
    x = 11,307,135.84/4,977.28
  6. Step 6: Final answer
    x = 2,271.75

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Similar ratio
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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.