Home / 4,752.21-7,126.49-1,631.63

Finding the Fourth Proportional to 4,752.21, 7,126.49 and 1,631.63

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Solution

The fourth proportional to 4,752.21, 7,126.49 and 1,631.63 is: 2,446.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.21 : 7,126.49 = 1,631.63 : x
  2. Step 2: Convert to fraction form
    4,752.21/7,126.49 = 1,631.63/x
  3. Step 3: Cross multiply
    4,752.21x = 7,126.49 × 1,631.63
  4. Step 4: Simplify right side
    4,752.21x = 11,627,798.72
  5. Step 5: Solve for x
    x = 11,627,798.72/4,752.21
  6. Step 6: Final answer
    x = 2,446.82

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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.