Home / 6,888.61-10,327.07-2,731.55

Finding the Fourth Proportional to 6,888.61, 10,327.07 and 2,731.55

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Solution

The fourth proportional to 6,888.61, 10,327.07 and 2,731.55 is: 4,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.61 : 10,327.07 = 2,731.55 : x
  2. Step 2: Convert to fraction form
    6,888.61/10,327.07 = 2,731.55/x
  3. Step 3: Cross multiply
    6,888.61x = 10,327.07 × 2,731.55
  4. Step 4: Simplify right side
    6,888.61x = 28,208,908.06
  5. Step 5: Solve for x
    x = 28,208,908.06/6,888.61
  6. Step 6: Final answer
    x = 4,095.01

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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.