Home / 4,700.21-7,050.98-1,579.55

Finding the Fourth Proportional to 4,700.21, 7,050.98 and 1,579.55

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Solution

The fourth proportional to 4,700.21, 7,050.98 and 1,579.55 is: 2,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.21 : 7,050.98 = 1,579.55 : x
  2. Step 2: Convert to fraction form
    4,700.21/7,050.98 = 1,579.55/x
  3. Step 3: Cross multiply
    4,700.21x = 7,050.98 × 1,579.55
  4. Step 4: Simplify right side
    4,700.21x = 11,137,344.15
  5. Step 5: Solve for x
    x = 11,137,344.15/4,700.21
  6. Step 6: Final answer
    x = 2,369.54

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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.