Home / 4,555.13-6,285.60-2,666.61

Finding the Fourth Proportional to 4,555.13, 6,285.60 and 2,666.61

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Solution

The fourth proportional to 4,555.13, 6,285.60 and 2,666.61 is: 3,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.13 : 6,285.60 = 2,666.61 : x
  2. Step 2: Convert to fraction form
    4,555.13/6,285.60 = 2,666.61/x
  3. Step 3: Cross multiply
    4,555.13x = 6,285.60 × 2,666.61
  4. Step 4: Simplify right side
    4,555.13x = 16,761,243.82
  5. Step 5: Solve for x
    x = 16,761,243.82/4,555.13
  6. Step 6: Final answer
    x = 3,679.65

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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.