Home / 9,717.21-13,409.60-5,410.26

Finding the Fourth Proportional to 9,717.21, 13,409.60 and 5,410.26

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Solution

The fourth proportional to 9,717.21, 13,409.60 and 5,410.26 is: 7,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.21 : 13,409.60 = 5,410.26 : x
  2. Step 2: Convert to fraction form
    9,717.21/13,409.60 = 5,410.26/x
  3. Step 3: Cross multiply
    9,717.21x = 13,409.60 × 5,410.26
  4. Step 4: Simplify right side
    9,717.21x = 72,549,395.44
  5. Step 5: Solve for x
    x = 72,549,395.44/9,717.21
  6. Step 6: Final answer
    x = 7,466.07

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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.