Home / 11,561.60-15,954.68-6,526.28

Finding the Fourth Proportional to 11,561.60, 15,954.68 and 6,526.28

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Solution

The fourth proportional to 11,561.60, 15,954.68 and 6,526.28 is: 9,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.60 : 15,954.68 = 6,526.28 : x
  2. Step 2: Convert to fraction form
    11,561.60/15,954.68 = 6,526.28/x
  3. Step 3: Cross multiply
    11,561.60x = 15,954.68 × 6,526.28
  4. Step 4: Simplify right side
    11,561.60x = 104,124,765.19
  5. Step 5: Solve for x
    x = 104,124,765.19/11,561.60
  6. Step 6: Final answer
    x = 9,006.09

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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.