Home / 5,890.88-8,126.03-3,531.65

Finding the Fourth Proportional to 5,890.88, 8,126.03 and 3,531.65

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Solution

The fourth proportional to 5,890.88, 8,126.03 and 3,531.65 is: 4,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.88 : 8,126.03 = 3,531.65 : x
  2. Step 2: Convert to fraction form
    5,890.88/8,126.03 = 3,531.65/x
  3. Step 3: Cross multiply
    5,890.88x = 8,126.03 × 3,531.65
  4. Step 4: Simplify right side
    5,890.88x = 28,698,276.19
  5. Step 5: Solve for x
    x = 28,698,276.19/5,890.88
  6. Step 6: Final answer
    x = 4,871.65

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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.