Home / 9,480.32-13,089.32-6,131.24

Finding the Fourth Proportional to 9,480.32, 13,089.32 and 6,131.24

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Solution

The fourth proportional to 9,480.32, 13,089.32 and 6,131.24 is: 8,465.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.32 : 13,089.32 = 6,131.24 : x
  2. Step 2: Convert to fraction form
    9,480.32/13,089.32 = 6,131.24/x
  3. Step 3: Cross multiply
    9,480.32x = 13,089.32 × 6,131.24
  4. Step 4: Simplify right side
    9,480.32x = 80,253,762.36
  5. Step 5: Solve for x
    x = 80,253,762.36/9,480.32
  6. Step 6: Final answer
    x = 8,465.30

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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.