Home / 8,301.89-11,457.30-4,765.79

Finding the Fourth Proportional to 8,301.89, 11,457.30 and 4,765.79

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Solution

The fourth proportional to 8,301.89, 11,457.30 and 4,765.79 is: 6,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.89 : 11,457.30 = 4,765.79 : x
  2. Step 2: Convert to fraction form
    8,301.89/11,457.30 = 4,765.79/x
  3. Step 3: Cross multiply
    8,301.89x = 11,457.30 × 4,765.79
  4. Step 4: Simplify right side
    8,301.89x = 54,603,041.03
  5. Step 5: Solve for x
    x = 54,603,041.03/8,301.89
  6. Step 6: Final answer
    x = 6,577.18

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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.