Home / 7,319.58-10,980.89-2,937.38

Finding the Fourth Proportional to 7,319.58, 10,980.89 and 2,937.38

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Solution

The fourth proportional to 7,319.58, 10,980.89 and 2,937.38 is: 4,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.58 : 10,980.89 = 2,937.38 : x
  2. Step 2: Convert to fraction form
    7,319.58/10,980.89 = 2,937.38/x
  3. Step 3: Cross multiply
    7,319.58x = 10,980.89 × 2,937.38
  4. Step 4: Simplify right side
    7,319.58x = 32,255,046.67
  5. Step 5: Solve for x
    x = 32,255,046.67/7,319.58
  6. Step 6: Final answer
    x = 4,406.68

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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.