Home / 2,359.38-3,255.84-1,573.32

Finding the Fourth Proportional to 2,359.38, 3,255.84 and 1,573.32

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Solution

The fourth proportional to 2,359.38, 3,255.84 and 1,573.32 is: 2,171.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.38 : 3,255.84 = 1,573.32 : x
  2. Step 2: Convert to fraction form
    2,359.38/3,255.84 = 1,573.32/x
  3. Step 3: Cross multiply
    2,359.38x = 3,255.84 × 1,573.32
  4. Step 4: Simplify right side
    2,359.38x = 5,122,478.19
  5. Step 5: Solve for x
    x = 5,122,478.19/2,359.38
  6. Step 6: Final answer
    x = 2,171.11

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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.