Home / 4,701.05-6,488.12-2,711.21

Finding the Fourth Proportional to 4,701.05, 6,488.12 and 2,711.21

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Solution

The fourth proportional to 4,701.05, 6,488.12 and 2,711.21 is: 3,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.05 : 6,488.12 = 2,711.21 : x
  2. Step 2: Convert to fraction form
    4,701.05/6,488.12 = 2,711.21/x
  3. Step 3: Cross multiply
    4,701.05x = 6,488.12 × 2,711.21
  4. Step 4: Simplify right side
    4,701.05x = 17,590,630.16
  5. Step 5: Solve for x
    x = 17,590,630.16/4,701.05
  6. Step 6: Final answer
    x = 3,741.86

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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.