Home / 9,717.78-13,410.60-5,526.03

Finding the Fourth Proportional to 9,717.78, 13,410.60 and 5,526.03

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Solution

The fourth proportional to 9,717.78, 13,410.60 and 5,526.03 is: 7,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.78 : 13,410.60 = 5,526.03 : x
  2. Step 2: Convert to fraction form
    9,717.78/13,410.60 = 5,526.03/x
  3. Step 3: Cross multiply
    9,717.78x = 13,410.60 × 5,526.03
  4. Step 4: Simplify right side
    9,717.78x = 74,107,407.49
  5. Step 5: Solve for x
    x = 74,107,407.49/9,717.78
  6. Step 6: Final answer
    x = 7,625.96

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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.