Home / 3,476.20-5,214.80-1,010.70

Finding the Fourth Proportional to 3,476.20, 5,214.80 and 1,010.70

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Solution

The fourth proportional to 3,476.20, 5,214.80 and 1,010.70 is: 1,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.20 : 5,214.80 = 1,010.70 : x
  2. Step 2: Convert to fraction form
    3,476.20/5,214.80 = 1,010.70/x
  3. Step 3: Cross multiply
    3,476.20x = 5,214.80 × 1,010.70
  4. Step 4: Simplify right side
    3,476.20x = 5,270,574.81
  5. Step 5: Solve for x
    x = 5,270,574.81/3,476.20
  6. Step 6: Final answer
    x = 1,516.19

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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.