Home / 6,678.52-10,015.58-2,460.80

Finding the Fourth Proportional to 6,678.52, 10,015.58 and 2,460.80

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Solution

The fourth proportional to 6,678.52, 10,015.58 and 2,460.80 is: 3,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.52 : 10,015.58 = 2,460.80 : x
  2. Step 2: Convert to fraction form
    6,678.52/10,015.58 = 2,460.80/x
  3. Step 3: Cross multiply
    6,678.52x = 10,015.58 × 2,460.80
  4. Step 4: Simplify right side
    6,678.52x = 24,646,314.12
  5. Step 5: Solve for x
    x = 24,646,314.12/6,678.52
  6. Step 6: Final answer
    x = 3,690.39

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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.