Home / 11,088.88-15,298.80-6,308.26

Finding the Fourth Proportional to 11,088.88, 15,298.80 and 6,308.26

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Solution

The fourth proportional to 11,088.88, 15,298.80 and 6,308.26 is: 8,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.88 : 15,298.80 = 6,308.26 : x
  2. Step 2: Convert to fraction form
    11,088.88/15,298.80 = 6,308.26/x
  3. Step 3: Cross multiply
    11,088.88x = 15,298.80 × 6,308.26
  4. Step 4: Simplify right side
    11,088.88x = 96,508,808.09
  5. Step 5: Solve for x
    x = 96,508,808.09/11,088.88
  6. Step 6: Final answer
    x = 8,703.21

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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.