Home / 2,524.28-3,483.64-1,405.32

Finding the Fourth Proportional to 2,524.28, 3,483.64 and 1,405.32

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Solution

The fourth proportional to 2,524.28, 3,483.64 and 1,405.32 is: 1,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.28 : 3,483.64 = 1,405.32 : x
  2. Step 2: Convert to fraction form
    2,524.28/3,483.64 = 1,405.32/x
  3. Step 3: Cross multiply
    2,524.28x = 3,483.64 × 1,405.32
  4. Step 4: Simplify right side
    2,524.28x = 4,895,617.66
  5. Step 5: Solve for x
    x = 4,895,617.66/2,524.28
  6. Step 6: Final answer
    x = 1,939.41

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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.