Home / 2,375.19-3,275.64-1,491.08

Finding the Fourth Proportional to 2,375.19, 3,275.64 and 1,491.08

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Solution

The fourth proportional to 2,375.19, 3,275.64 and 1,491.08 is: 2,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.19 : 3,275.64 = 1,491.08 : x
  2. Step 2: Convert to fraction form
    2,375.19/3,275.64 = 1,491.08/x
  3. Step 3: Cross multiply
    2,375.19x = 3,275.64 × 1,491.08
  4. Step 4: Simplify right side
    2,375.19x = 4,884,224.91
  5. Step 5: Solve for x
    x = 4,884,224.91/2,375.19
  6. Step 6: Final answer
    x = 2,056.35

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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.