Home / 5,555.22-7,666.65-3,459.66

Finding the Fourth Proportional to 5,555.22, 7,666.65 and 3,459.66

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Solution

The fourth proportional to 5,555.22, 7,666.65 and 3,459.66 is: 4,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.22 : 7,666.65 = 3,459.66 : x
  2. Step 2: Convert to fraction form
    5,555.22/7,666.65 = 3,459.66/x
  3. Step 3: Cross multiply
    5,555.22x = 7,666.65 × 3,459.66
  4. Step 4: Simplify right side
    5,555.22x = 26,524,002.34
  5. Step 5: Solve for x
    x = 26,524,002.34/5,555.22
  6. Step 6: Final answer
    x = 4,774.61

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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.