Home / 4,748.77-7,126.94-2,670.85

Finding the Fourth Proportional to 4,748.77, 7,126.94 and 2,670.85

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Solution

The fourth proportional to 4,748.77, 7,126.94 and 2,670.85 is: 4,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.77 : 7,126.94 = 2,670.85 : x
  2. Step 2: Convert to fraction form
    4,748.77/7,126.94 = 2,670.85/x
  3. Step 3: Cross multiply
    4,748.77x = 7,126.94 × 2,670.85
  4. Step 4: Simplify right side
    4,748.77x = 19,034,987.70
  5. Step 5: Solve for x
    x = 19,034,987.70/4,748.77
  6. Step 6: Final answer
    x = 4,008.40

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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.