Home / 4,641.58-6,962.25-1,131.61

Finding the Fourth Proportional to 4,641.58, 6,962.25 and 1,131.61

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Solution

The fourth proportional to 4,641.58, 6,962.25 and 1,131.61 is: 1,697.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.58 : 6,962.25 = 1,131.61 : x
  2. Step 2: Convert to fraction form
    4,641.58/6,962.25 = 1,131.61/x
  3. Step 3: Cross multiply
    4,641.58x = 6,962.25 × 1,131.61
  4. Step 4: Simplify right side
    4,641.58x = 7,878,551.61
  5. Step 5: Solve for x
    x = 7,878,551.61/4,641.58
  6. Step 6: Final answer
    x = 1,697.39

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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.