Home / 7,703.49-11,555.85-2,773.63

Finding the Fourth Proportional to 7,703.49, 11,555.85 and 2,773.63

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Solution

The fourth proportional to 7,703.49, 11,555.85 and 2,773.63 is: 4,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.49 : 11,555.85 = 2,773.63 : x
  2. Step 2: Convert to fraction form
    7,703.49/11,555.85 = 2,773.63/x
  3. Step 3: Cross multiply
    7,703.49x = 11,555.85 × 2,773.63
  4. Step 4: Simplify right side
    7,703.49x = 32,051,652.24
  5. Step 5: Solve for x
    x = 32,051,652.24/7,703.49
  6. Step 6: Final answer
    x = 4,160.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.