Home / 4,731.78-6,528.09-2,741.61

Finding the Fourth Proportional to 4,731.78, 6,528.09 and 2,741.61

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Solution

The fourth proportional to 4,731.78, 6,528.09 and 2,741.61 is: 3,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.78 : 6,528.09 = 2,741.61 : x
  2. Step 2: Convert to fraction form
    4,731.78/6,528.09 = 2,741.61/x
  3. Step 3: Cross multiply
    4,731.78x = 6,528.09 × 2,741.61
  4. Step 4: Simplify right side
    4,731.78x = 17,897,476.82
  5. Step 5: Solve for x
    x = 17,897,476.82/4,731.78
  6. Step 6: Final answer
    x = 3,782.40

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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.