Home / 2,332.10-3,219.66-1,448.39

Finding the Fourth Proportional to 2,332.10, 3,219.66 and 1,448.39

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Solution

The fourth proportional to 2,332.10, 3,219.66 and 1,448.39 is: 1,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.10 : 3,219.66 = 1,448.39 : x
  2. Step 2: Convert to fraction form
    2,332.10/3,219.66 = 1,448.39/x
  3. Step 3: Cross multiply
    2,332.10x = 3,219.66 × 1,448.39
  4. Step 4: Simplify right side
    2,332.10x = 4,663,307.25
  5. Step 5: Solve for x
    x = 4,663,307.25/2,332.10
  6. Step 6: Final answer
    x = 1,999.62

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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.