Home / 4,730.40-6,528.72-2,742.11

Finding the Fourth Proportional to 4,730.40, 6,528.72 and 2,742.11

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Solution

The fourth proportional to 4,730.40, 6,528.72 and 2,742.11 is: 3,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.40 : 6,528.72 = 2,742.11 : x
  2. Step 2: Convert to fraction form
    4,730.40/6,528.72 = 2,742.11/x
  3. Step 3: Cross multiply
    4,730.40x = 6,528.72 × 2,742.11
  4. Step 4: Simplify right side
    4,730.40x = 17,902,429.02
  5. Step 5: Solve for x
    x = 17,902,429.02/4,730.40
  6. Step 6: Final answer
    x = 3,784.55

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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.