Home / 4,897.09-6,755.16-3,126.70

Finding the Fourth Proportional to 4,897.09, 6,755.16 and 3,126.70

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Solution

The fourth proportional to 4,897.09, 6,755.16 and 3,126.70 is: 4,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.09 : 6,755.16 = 3,126.70 : x
  2. Step 2: Convert to fraction form
    4,897.09/6,755.16 = 3,126.70/x
  3. Step 3: Cross multiply
    4,897.09x = 6,755.16 × 3,126.70
  4. Step 4: Simplify right side
    4,897.09x = 21,121,358.77
  5. Step 5: Solve for x
    x = 21,121,358.77/4,897.09
  6. Step 6: Final answer
    x = 4,313.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.