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Finding the Fourth Proportional to 5,581.99, 7,703.34 and 3,064.17

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Solution

The fourth proportional to 5,581.99, 7,703.34 and 3,064.17 is: 4,228.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.99 : 7,703.34 = 3,064.17 : x
  2. Step 2: Convert to fraction form
    5,581.99/7,703.34 = 3,064.17/x
  3. Step 3: Cross multiply
    5,581.99x = 7,703.34 × 3,064.17
  4. Step 4: Simplify right side
    5,581.99x = 23,604,343.33
  5. Step 5: Solve for x
    x = 23,604,343.33/5,581.99
  6. Step 6: Final answer
    x = 4,228.66

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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.