Home / 9,717.24-13,408.56-5,525.58

Finding the Fourth Proportional to 9,717.24, 13,408.56 and 5,525.58

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Solution

The fourth proportional to 9,717.24, 13,408.56 and 5,525.58 is: 7,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.24 : 13,408.56 = 5,525.58 : x
  2. Step 2: Convert to fraction form
    9,717.24/13,408.56 = 5,525.58/x
  3. Step 3: Cross multiply
    9,717.24x = 13,408.56 × 5,525.58
  4. Step 4: Simplify right side
    9,717.24x = 74,090,070.96
  5. Step 5: Solve for x
    x = 74,090,070.96/9,717.24
  6. Step 6: Final answer
    x = 7,624.60

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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.