Home / 7,010.90-9,675.25-4,027.31

Finding the Fourth Proportional to 7,010.90, 9,675.25 and 4,027.31

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Solution

The fourth proportional to 7,010.90, 9,675.25 and 4,027.31 is: 5,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.90 : 9,675.25 = 4,027.31 : x
  2. Step 2: Convert to fraction form
    7,010.90/9,675.25 = 4,027.31/x
  3. Step 3: Cross multiply
    7,010.90x = 9,675.25 × 4,027.31
  4. Step 4: Simplify right side
    7,010.90x = 38,965,172.63
  5. Step 5: Solve for x
    x = 38,965,172.63/7,010.90
  6. Step 6: Final answer
    x = 5,557.80

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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.