Home / 4,077.67-6,117.36-2,129.35

Finding the Fourth Proportional to 4,077.67, 6,117.36 and 2,129.35

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Solution

The fourth proportional to 4,077.67, 6,117.36 and 2,129.35 is: 3,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.67 : 6,117.36 = 2,129.35 : x
  2. Step 2: Convert to fraction form
    4,077.67/6,117.36 = 2,129.35/x
  3. Step 3: Cross multiply
    4,077.67x = 6,117.36 × 2,129.35
  4. Step 4: Simplify right side
    4,077.67x = 13,026,000.52
  5. Step 5: Solve for x
    x = 13,026,000.52/4,077.67
  6. Step 6: Final answer
    x = 3,194.47

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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.