Home / 5,126.69-7,077.98-3,714.96

Finding the Fourth Proportional to 5,126.69, 7,077.98 and 3,714.96

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Solution

The fourth proportional to 5,126.69, 7,077.98 and 3,714.96 is: 5,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.69 : 7,077.98 = 3,714.96 : x
  2. Step 2: Convert to fraction form
    5,126.69/7,077.98 = 3,714.96/x
  3. Step 3: Cross multiply
    5,126.69x = 7,077.98 × 3,714.96
  4. Step 4: Simplify right side
    5,126.69x = 26,294,448.41
  5. Step 5: Solve for x
    x = 26,294,448.41/5,126.69
  6. Step 6: Final answer
    x = 5,128.93

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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.