Home / 6,305.20-9,457.68-1,625.20

Finding the Fourth Proportional to 6,305.20, 9,457.68 and 1,625.20

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Solution

The fourth proportional to 6,305.20, 9,457.68 and 1,625.20 is: 2,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.20 : 9,457.68 = 1,625.20 : x
  2. Step 2: Convert to fraction form
    6,305.20/9,457.68 = 1,625.20/x
  3. Step 3: Cross multiply
    6,305.20x = 9,457.68 × 1,625.20
  4. Step 4: Simplify right side
    6,305.20x = 15,370,621.54
  5. Step 5: Solve for x
    x = 15,370,621.54/6,305.20
  6. Step 6: Final answer
    x = 2,437.77

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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.