Home / 4,465.58-6,698.68-1,178.63

Finding the Fourth Proportional to 4,465.58, 6,698.68 and 1,178.63

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Solution

The fourth proportional to 4,465.58, 6,698.68 and 1,178.63 is: 1,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.58 : 6,698.68 = 1,178.63 : x
  2. Step 2: Convert to fraction form
    4,465.58/6,698.68 = 1,178.63/x
  3. Step 3: Cross multiply
    4,465.58x = 6,698.68 × 1,178.63
  4. Step 4: Simplify right side
    4,465.58x = 7,895,228.77
  5. Step 5: Solve for x
    x = 7,895,228.77/4,465.58
  6. Step 6: Final answer
    x = 1,768.02

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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.