Home / 2,126.49-3,189.77-566.52

Finding the Fourth Proportional to 2,126.49, 3,189.77 and 566.52

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Solution

The fourth proportional to 2,126.49, 3,189.77 and 566.52 is: 849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.49 : 3,189.77 = 566.52 : x
  2. Step 2: Convert to fraction form
    2,126.49/3,189.77 = 566.52/x
  3. Step 3: Cross multiply
    2,126.49x = 3,189.77 × 566.52
  4. Step 4: Simplify right side
    2,126.49x = 1,807,068.50
  5. Step 5: Solve for x
    x = 1,807,068.50/2,126.49
  6. Step 6: Final answer
    x = 849.79

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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.