Home / 1,824.06-2,518.38-1,403.64

Finding the Fourth Proportional to 1,824.06, 2,518.38 and 1,403.64

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Solution

The fourth proportional to 1,824.06, 2,518.38 and 1,403.64 is: 1,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.06 : 2,518.38 = 1,403.64 : x
  2. Step 2: Convert to fraction form
    1,824.06/2,518.38 = 1,403.64/x
  3. Step 3: Cross multiply
    1,824.06x = 2,518.38 × 1,403.64
  4. Step 4: Simplify right side
    1,824.06x = 3,534,898.90
  5. Step 5: Solve for x
    x = 3,534,898.90/1,824.06
  6. Step 6: Final answer
    x = 1,937.93

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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.