Home / 2,453.68-3,384.57-1,458.28

Finding the Fourth Proportional to 2,453.68, 3,384.57 and 1,458.28

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Solution

The fourth proportional to 2,453.68, 3,384.57 and 1,458.28 is: 2,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.68 : 3,384.57 = 1,458.28 : x
  2. Step 2: Convert to fraction form
    2,453.68/3,384.57 = 1,458.28/x
  3. Step 3: Cross multiply
    2,453.68x = 3,384.57 × 1,458.28
  4. Step 4: Simplify right side
    2,453.68x = 4,935,650.74
  5. Step 5: Solve for x
    x = 4,935,650.74/2,453.68
  6. Step 6: Final answer
    x = 2,011.53

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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.