Home / 4,724.16-6,514.56-2,860.80

Finding the Fourth Proportional to 4,724.16, 6,514.56 and 2,860.80

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Solution

The fourth proportional to 4,724.16, 6,514.56 and 2,860.80 is: 3,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.16 : 6,514.56 = 2,860.80 : x
  2. Step 2: Convert to fraction form
    4,724.16/6,514.56 = 2,860.80/x
  3. Step 3: Cross multiply
    4,724.16x = 6,514.56 × 2,860.80
  4. Step 4: Simplify right side
    4,724.16x = 18,636,853.25
  5. Step 5: Solve for x
    x = 18,636,853.25/4,724.16
  6. Step 6: Final answer
    x = 3,945.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.