Home / 4,679.77-6,457.45-2,663.23

Finding the Fourth Proportional to 4,679.77, 6,457.45 and 2,663.23

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Solution

The fourth proportional to 4,679.77, 6,457.45 and 2,663.23 is: 3,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.77 : 6,457.45 = 2,663.23 : x
  2. Step 2: Convert to fraction form
    4,679.77/6,457.45 = 2,663.23/x
  3. Step 3: Cross multiply
    4,679.77x = 6,457.45 × 2,663.23
  4. Step 4: Simplify right side
    4,679.77x = 17,197,674.56
  5. Step 5: Solve for x
    x = 17,197,674.56/4,679.77
  6. Step 6: Final answer
    x = 3,674.90

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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.