Home / 9,752.40-14,628.59-3,178.58

Finding the Fourth Proportional to 9,752.40, 14,628.59 and 3,178.58

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Solution

The fourth proportional to 9,752.40, 14,628.59 and 3,178.58 is: 4,767.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,752.40 : 14,628.59 = 3,178.58 : x
  2. Step 2: Convert to fraction form
    9,752.40/14,628.59 = 3,178.58/x
  3. Step 3: Cross multiply
    9,752.40x = 14,628.59 × 3,178.58
  4. Step 4: Simplify right side
    9,752.40x = 46,498,143.60
  5. Step 5: Solve for x
    x = 46,498,143.60/9,752.40
  6. Step 6: Final answer
    x = 4,767.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.