Home / 6,575.19-9,864.40-3,111.63

Finding the Fourth Proportional to 6,575.19, 9,864.40 and 3,111.63

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Solution

The fourth proportional to 6,575.19, 9,864.40 and 3,111.63 is: 4,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.19 : 9,864.40 = 3,111.63 : x
  2. Step 2: Convert to fraction form
    6,575.19/9,864.40 = 3,111.63/x
  3. Step 3: Cross multiply
    6,575.19x = 9,864.40 × 3,111.63
  4. Step 4: Simplify right side
    6,575.19x = 30,694,362.97
  5. Step 5: Solve for x
    x = 30,694,362.97/6,575.19
  6. Step 6: Final answer
    x = 4,668.21

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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.