Home / 4,730.78-6,528.49-2,741.72

Finding the Fourth Proportional to 4,730.78, 6,528.49 and 2,741.72

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Solution

The fourth proportional to 4,730.78, 6,528.49 and 2,741.72 is: 3,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.78 : 6,528.49 = 2,741.72 : x
  2. Step 2: Convert to fraction form
    4,730.78/6,528.49 = 2,741.72/x
  3. Step 3: Cross multiply
    4,730.78x = 6,528.49 × 2,741.72
  4. Step 4: Simplify right side
    4,730.78x = 17,899,291.60
  5. Step 5: Solve for x
    x = 17,899,291.60/4,730.78
  6. Step 6: Final answer
    x = 3,783.58

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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.