Home / 2,937.16-4,406.82-2,116.36

Finding the Fourth Proportional to 2,937.16, 4,406.82 and 2,116.36

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Solution

The fourth proportional to 2,937.16, 4,406.82 and 2,116.36 is: 3,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.16 : 4,406.82 = 2,116.36 : x
  2. Step 2: Convert to fraction form
    2,937.16/4,406.82 = 2,116.36/x
  3. Step 3: Cross multiply
    2,937.16x = 4,406.82 × 2,116.36
  4. Step 4: Simplify right side
    2,937.16x = 9,326,417.58
  5. Step 5: Solve for x
    x = 9,326,417.58/2,937.16
  6. Step 6: Final answer
    x = 3,175.32

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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.