Home / 4,880.39-7,320.59-1,182.61

Finding the Fourth Proportional to 4,880.39, 7,320.59 and 1,182.61

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Solution

The fourth proportional to 4,880.39, 7,320.59 and 1,182.61 is: 1,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.39 : 7,320.59 = 1,182.61 : x
  2. Step 2: Convert to fraction form
    4,880.39/7,320.59 = 1,182.61/x
  3. Step 3: Cross multiply
    4,880.39x = 7,320.59 × 1,182.61
  4. Step 4: Simplify right side
    4,880.39x = 8,657,369.43
  5. Step 5: Solve for x
    x = 8,657,369.43/4,880.39
  6. Step 6: Final answer
    x = 1,773.91

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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.