Home / 4,903.38-7,350.04-2,127.72

Finding the Fourth Proportional to 4,903.38, 7,350.04 and 2,127.72

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Solution

The fourth proportional to 4,903.38, 7,350.04 and 2,127.72 is: 3,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.38 : 7,350.04 = 2,127.72 : x
  2. Step 2: Convert to fraction form
    4,903.38/7,350.04 = 2,127.72/x
  3. Step 3: Cross multiply
    4,903.38x = 7,350.04 × 2,127.72
  4. Step 4: Simplify right side
    4,903.38x = 15,638,827.11
  5. Step 5: Solve for x
    x = 15,638,827.11/4,903.38
  6. Step 6: Final answer
    x = 3,189.40

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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.