Home / 6,457.74-9,686.58-4,276.24

Finding the Fourth Proportional to 6,457.74, 9,686.58 and 4,276.24

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Solution

The fourth proportional to 6,457.74, 9,686.58 and 4,276.24 is: 6,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.74 : 9,686.58 = 4,276.24 : x
  2. Step 2: Convert to fraction form
    6,457.74/9,686.58 = 4,276.24/x
  3. Step 3: Cross multiply
    6,457.74x = 9,686.58 × 4,276.24
  4. Step 4: Simplify right side
    6,457.74x = 41,422,140.86
  5. Step 5: Solve for x
    x = 41,422,140.86/6,457.74
  6. Step 6: Final answer
    x = 6,414.34

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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.