Home / 4,698.24-7,049.28-1,777.40

Finding the Fourth Proportional to 4,698.24, 7,049.28 and 1,777.40

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Solution

The fourth proportional to 4,698.24, 7,049.28 and 1,777.40 is: 2,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.24 : 7,049.28 = 1,777.40 : x
  2. Step 2: Convert to fraction form
    4,698.24/7,049.28 = 1,777.40/x
  3. Step 3: Cross multiply
    4,698.24x = 7,049.28 × 1,777.40
  4. Step 4: Simplify right side
    4,698.24x = 12,529,390.27
  5. Step 5: Solve for x
    x = 12,529,390.27/4,698.24
  6. Step 6: Final answer
    x = 2,666.83

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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.