Home / 11,210.88-15,470.34-6,495.06

Finding the Fourth Proportional to 11,210.88, 15,470.34 and 6,495.06

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Solution

The fourth proportional to 11,210.88, 15,470.34 and 6,495.06 is: 8,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.88 : 15,470.34 = 6,495.06 : x
  2. Step 2: Convert to fraction form
    11,210.88/15,470.34 = 6,495.06/x
  3. Step 3: Cross multiply
    11,210.88x = 15,470.34 × 6,495.06
  4. Step 4: Simplify right side
    11,210.88x = 100,480,786.52
  5. Step 5: Solve for x
    x = 100,480,786.52/11,210.88
  6. Step 6: Final answer
    x = 8,962.79

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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.