Home / 11,366.84-15,693.24-7,337.21

Finding the Fourth Proportional to 11,366.84, 15,693.24 and 7,337.21

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Solution

The fourth proportional to 11,366.84, 15,693.24 and 7,337.21 is: 10,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,366.84 : 15,693.24 = 7,337.21 : x
  2. Step 2: Convert to fraction form
    11,366.84/15,693.24 = 7,337.21/x
  3. Step 3: Cross multiply
    11,366.84x = 15,693.24 × 7,337.21
  4. Step 4: Simplify right side
    11,366.84x = 115,144,518.99
  5. Step 5: Solve for x
    x = 115,144,518.99/11,366.84
  6. Step 6: Final answer
    x = 10,129.87

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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.