Home / 7,430.99-11,135.54-3,267.19

Finding the Fourth Proportional to 7,430.99, 11,135.54 and 3,267.19

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Solution

The fourth proportional to 7,430.99, 11,135.54 and 3,267.19 is: 4,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.99 : 11,135.54 = 3,267.19 : x
  2. Step 2: Convert to fraction form
    7,430.99/11,135.54 = 3,267.19/x
  3. Step 3: Cross multiply
    7,430.99x = 11,135.54 × 3,267.19
  4. Step 4: Simplify right side
    7,430.99x = 36,381,869.25
  5. Step 5: Solve for x
    x = 36,381,869.25/7,430.99
  6. Step 6: Final answer
    x = 4,895.97

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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.