Home / 3,130.76-4,320.06-1,733.52

Finding the Fourth Proportional to 3,130.76, 4,320.06 and 1,733.52

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Solution

The fourth proportional to 3,130.76, 4,320.06 and 1,733.52 is: 2,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.76 : 4,320.06 = 1,733.52 : x
  2. Step 2: Convert to fraction form
    3,130.76/4,320.06 = 1,733.52/x
  3. Step 3: Cross multiply
    3,130.76x = 4,320.06 × 1,733.52
  4. Step 4: Simplify right side
    3,130.76x = 7,488,910.41
  5. Step 5: Solve for x
    x = 7,488,910.41/3,130.76
  6. Step 6: Final answer
    x = 2,392.04

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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.