Home / 9,480.48-13,089.99-6,125.28

Finding the Fourth Proportional to 9,480.48, 13,089.99 and 6,125.28

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Solution

The fourth proportional to 9,480.48, 13,089.99 and 6,125.28 is: 8,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.48 : 13,089.99 = 6,125.28 : x
  2. Step 2: Convert to fraction form
    9,480.48/13,089.99 = 6,125.28/x
  3. Step 3: Cross multiply
    9,480.48x = 13,089.99 × 6,125.28
  4. Step 4: Simplify right side
    9,480.48x = 80,179,853.95
  5. Step 5: Solve for x
    x = 80,179,853.95/9,480.48
  6. Step 6: Final answer
    x = 8,457.36

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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.