Home / 4,672.40-7,010.20-2,077.12

Finding the Fourth Proportional to 4,672.40, 7,010.20 and 2,077.12

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Solution

The fourth proportional to 4,672.40, 7,010.20 and 2,077.12 is: 3,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.40 : 7,010.20 = 2,077.12 : x
  2. Step 2: Convert to fraction form
    4,672.40/7,010.20 = 2,077.12/x
  3. Step 3: Cross multiply
    4,672.40x = 7,010.20 × 2,077.12
  4. Step 4: Simplify right side
    4,672.40x = 14,561,026.62
  5. Step 5: Solve for x
    x = 14,561,026.62/4,672.40
  6. Step 6: Final answer
    x = 3,116.39

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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.