Home / 5,002.09-6,900.71-2,877.16

Finding the Fourth Proportional to 5,002.09, 6,900.71 and 2,877.16

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Solution

The fourth proportional to 5,002.09, 6,900.71 and 2,877.16 is: 3,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.09 : 6,900.71 = 2,877.16 : x
  2. Step 2: Convert to fraction form
    5,002.09/6,900.71 = 2,877.16/x
  3. Step 3: Cross multiply
    5,002.09x = 6,900.71 × 2,877.16
  4. Step 4: Simplify right side
    5,002.09x = 19,854,446.78
  5. Step 5: Solve for x
    x = 19,854,446.78/5,002.09
  6. Step 6: Final answer
    x = 3,969.23

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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.