Home / 2,957.52-4,081.32-1,698.24

Finding the Fourth Proportional to 2,957.52, 4,081.32 and 1,698.24

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Solution

The fourth proportional to 2,957.52, 4,081.32 and 1,698.24 is: 2,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.52 : 4,081.32 = 1,698.24 : x
  2. Step 2: Convert to fraction form
    2,957.52/4,081.32 = 1,698.24/x
  3. Step 3: Cross multiply
    2,957.52x = 4,081.32 × 1,698.24
  4. Step 4: Simplify right side
    2,957.52x = 6,931,060.88
  5. Step 5: Solve for x
    x = 6,931,060.88/2,957.52
  6. Step 6: Final answer
    x = 2,343.54

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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.