Home / 5,886.56-8,126.64-4,281.20

Finding the Fourth Proportional to 5,886.56, 8,126.64 and 4,281.20

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Solution

The fourth proportional to 5,886.56, 8,126.64 and 4,281.20 is: 5,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.56 : 8,126.64 = 4,281.20 : x
  2. Step 2: Convert to fraction form
    5,886.56/8,126.64 = 4,281.20/x
  3. Step 3: Cross multiply
    5,886.56x = 8,126.64 × 4,281.20
  4. Step 4: Simplify right side
    5,886.56x = 34,791,771.17
  5. Step 5: Solve for x
    x = 34,791,771.17/5,886.56
  6. Step 6: Final answer
    x = 5,910.37

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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.