Home / 2,564.86-3,555.83-2,474.77

Finding the Fourth Proportional to 2,564.86, 3,555.83 and 2,474.77

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Solution

The fourth proportional to 2,564.86, 3,555.83 and 2,474.77 is: 3,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.86 : 3,555.83 = 2,474.77 : x
  2. Step 2: Convert to fraction form
    2,564.86/3,555.83 = 2,474.77/x
  3. Step 3: Cross multiply
    2,564.86x = 3,555.83 × 2,474.77
  4. Step 4: Simplify right side
    2,564.86x = 8,799,861.41
  5. Step 5: Solve for x
    x = 8,799,861.41/2,564.86
  6. Step 6: Final answer
    x = 3,430.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.