Home / 3,488.72-4,817.22-2,701.40

Finding the Fourth Proportional to 3,488.72, 4,817.22 and 2,701.40

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Solution

The fourth proportional to 3,488.72, 4,817.22 and 2,701.40 is: 3,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.72 : 4,817.22 = 2,701.40 : x
  2. Step 2: Convert to fraction form
    3,488.72/4,817.22 = 2,701.40/x
  3. Step 3: Cross multiply
    3,488.72x = 4,817.22 × 2,701.40
  4. Step 4: Simplify right side
    3,488.72x = 13,013,238.11
  5. Step 5: Solve for x
    x = 13,013,238.11/3,488.72
  6. Step 6: Final answer
    x = 3,730.09

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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.