Home / 4,671.12-7,007.82-1,339.43

Finding the Fourth Proportional to 4,671.12, 7,007.82 and 1,339.43

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Solution

The fourth proportional to 4,671.12, 7,007.82 and 1,339.43 is: 2,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.12 : 7,007.82 = 1,339.43 : x
  2. Step 2: Convert to fraction form
    4,671.12/7,007.82 = 1,339.43/x
  3. Step 3: Cross multiply
    4,671.12x = 7,007.82 × 1,339.43
  4. Step 4: Simplify right side
    4,671.12x = 9,386,496.84
  5. Step 5: Solve for x
    x = 9,386,496.84/4,671.12
  6. Step 6: Final answer
    x = 2,009.47

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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.