Home / 2,453.79-3,386.24-1,334.74

Finding the Fourth Proportional to 2,453.79, 3,386.24 and 1,334.74

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Solution

The fourth proportional to 2,453.79, 3,386.24 and 1,334.74 is: 1,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.79 : 3,386.24 = 1,334.74 : x
  2. Step 2: Convert to fraction form
    2,453.79/3,386.24 = 1,334.74/x
  3. Step 3: Cross multiply
    2,453.79x = 3,386.24 × 1,334.74
  4. Step 4: Simplify right side
    2,453.79x = 4,519,746.19
  5. Step 5: Solve for x
    x = 4,519,746.19/2,453.79
  6. Step 6: Final answer
    x = 1,841.94

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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.