Home / 4,345.14-6,514.61-1,878.60

Finding the Fourth Proportional to 4,345.14, 6,514.61 and 1,878.60

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Solution

The fourth proportional to 4,345.14, 6,514.61 and 1,878.60 is: 2,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.14 : 6,514.61 = 1,878.60 : x
  2. Step 2: Convert to fraction form
    4,345.14/6,514.61 = 1,878.60/x
  3. Step 3: Cross multiply
    4,345.14x = 6,514.61 × 1,878.60
  4. Step 4: Simplify right side
    4,345.14x = 12,238,346.35
  5. Step 5: Solve for x
    x = 12,238,346.35/4,345.14
  6. Step 6: Final answer
    x = 2,816.56

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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.