Home / 4,720.40-6,514.12-2,624.56

Finding the Fourth Proportional to 4,720.40, 6,514.12 and 2,624.56

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Solution

The fourth proportional to 4,720.40, 6,514.12 and 2,624.56 is: 3,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.40 : 6,514.12 = 2,624.56 : x
  2. Step 2: Convert to fraction form
    4,720.40/6,514.12 = 2,624.56/x
  3. Step 3: Cross multiply
    4,720.40x = 6,514.12 × 2,624.56
  4. Step 4: Simplify right side
    4,720.40x = 17,096,698.79
  5. Step 5: Solve for x
    x = 17,096,698.79/4,720.40
  6. Step 6: Final answer
    x = 3,621.88

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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.