Home / 11,233.49-15,501.78-6,450.17

Finding the Fourth Proportional to 11,233.49, 15,501.78 and 6,450.17

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Solution

The fourth proportional to 11,233.49, 15,501.78 and 6,450.17 is: 8,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.49 : 15,501.78 = 6,450.17 : x
  2. Step 2: Convert to fraction form
    11,233.49/15,501.78 = 6,450.17/x
  3. Step 3: Cross multiply
    11,233.49x = 15,501.78 × 6,450.17
  4. Step 4: Simplify right side
    11,233.49x = 99,989,038.79
  5. Step 5: Solve for x
    x = 99,989,038.79/11,233.49
  6. Step 6: Final answer
    x = 8,900.98

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Half scale
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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.