Home / 11,335.33-15,633.30-7,302.88

Finding the Fourth Proportional to 11,335.33, 15,633.30 and 7,302.88

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Solution

The fourth proportional to 11,335.33, 15,633.30 and 7,302.88 is: 10,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.33 : 15,633.30 = 7,302.88 : x
  2. Step 2: Convert to fraction form
    11,335.33/15,633.30 = 7,302.88/x
  3. Step 3: Cross multiply
    11,335.33x = 15,633.30 × 7,302.88
  4. Step 4: Simplify right side
    11,335.33x = 114,168,113.90
  5. Step 5: Solve for x
    x = 114,168,113.90/11,335.33
  6. Step 6: Final answer
    x = 10,071.88

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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.