Home / 6,432.06-8,873.91-3,777.51

Finding the Fourth Proportional to 6,432.06, 8,873.91 and 3,777.51

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Solution

The fourth proportional to 6,432.06, 8,873.91 and 3,777.51 is: 5,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.06 : 8,873.91 = 3,777.51 : x
  2. Step 2: Convert to fraction form
    6,432.06/8,873.91 = 3,777.51/x
  3. Step 3: Cross multiply
    6,432.06x = 8,873.91 × 3,777.51
  4. Step 4: Simplify right side
    6,432.06x = 33,521,283.76
  5. Step 5: Solve for x
    x = 33,521,283.76/6,432.06
  6. Step 6: Final answer
    x = 5,211.59

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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.