Home / 4,674.71-7,010.85-1,387.04

Finding the Fourth Proportional to 4,674.71, 7,010.85 and 1,387.04

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Solution

The fourth proportional to 4,674.71, 7,010.85 and 1,387.04 is: 2,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.71 : 7,010.85 = 1,387.04 : x
  2. Step 2: Convert to fraction form
    4,674.71/7,010.85 = 1,387.04/x
  3. Step 3: Cross multiply
    4,674.71x = 7,010.85 × 1,387.04
  4. Step 4: Simplify right side
    4,674.71x = 9,724,294.33
  5. Step 5: Solve for x
    x = 9,724,294.33/4,674.71
  6. Step 6: Final answer
    x = 2,080.19

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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.