Home / 11,765.01-16,235.75-6,460.17

Finding the Fourth Proportional to 11,765.01, 16,235.75 and 6,460.17

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Solution

The fourth proportional to 11,765.01, 16,235.75 and 6,460.17 is: 8,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.01 : 16,235.75 = 6,460.17 : x
  2. Step 2: Convert to fraction form
    11,765.01/16,235.75 = 6,460.17/x
  3. Step 3: Cross multiply
    11,765.01x = 16,235.75 × 6,460.17
  4. Step 4: Simplify right side
    11,765.01x = 104,885,672.78
  5. Step 5: Solve for x
    x = 104,885,672.78/11,765.01
  6. Step 6: Final answer
    x = 8,915.05

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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.