Home / 4,614.54-6,920.36-1,326.74

Finding the Fourth Proportional to 4,614.54, 6,920.36 and 1,326.74

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Solution

The fourth proportional to 4,614.54, 6,920.36 and 1,326.74 is: 1,989.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.54 : 6,920.36 = 1,326.74 : x
  2. Step 2: Convert to fraction form
    4,614.54/6,920.36 = 1,326.74/x
  3. Step 3: Cross multiply
    4,614.54x = 6,920.36 × 1,326.74
  4. Step 4: Simplify right side
    4,614.54x = 9,181,518.43
  5. Step 5: Solve for x
    x = 9,181,518.43/4,614.54
  6. Step 6: Final answer
    x = 1,989.69

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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.